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The Head

The Head

This presentation shows Anatomy of the Head

A989e860ff15c2645b08b0d06920b504?s=128

Dr.Sherif Fahmy

August 05, 2019
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Transcript

  1. Scalp (Page 58) Dr.Sherif Fahmy

  2. Supra-orbital notch Super-ciliary arch Supero-medial angle (supra- trochlear notch) Supra-

    orbital foramen Dr.Sherif Fahmy
  3. Superior temporal line Super- ciliary arch Superior nuchal line Dr.Sherif

    Fahmy
  4. Superior nuchal line Dr.Sherif Fahmy Highest nuchal line

  5. Sup. Nuchal line Superior temporal line Superciliary arch Extensions of

    scalp Dr.Sherif Fahmy
  6. Skin Connective tissue Aponeurosis Loose areolar tissue Pericranium Layers of

    scalp Dr.Sherif Fahmy
  7. Subcutaneous vessels Emissary vein Intracranial vein Dangerous layer Dr.Sherif Fahmy

    1- Skin 2- Connective tissue 3- Aponeurosis of occipito- frontalis m. 4- Loose areolar layer 5-Pericarnium Subcutaneous nerve Fat Fibrous septum
  8. 3rd Layer of Scalp (Occipito-frontalis Muscle)

  9. Frontal belly Occipitl belly Aponeurosis Lateral 2/3 of Sup. Nuchal

    line Posterior auricular br. Of facial n. Temporal br. Of facial n. Parotid gland Superior temporal line Skin at eyebrow Facial nerve
  10. Nerve Supply of Scalp (Page 60)

  11. Sensory (Cutaneous)

  12. Ophthalmic n. Maxillary n. Mandibular n. Ventral primary rami of

    upper cervical nerves Dr. Sherif Fahm Trigeminal nerve Dorsal primary rami of upper cervical nerves
  13. Trigeminal ganglion Ophthalmic n. Maxillary n Mandibular n. Dr.Sherif Fahmy

  14. Supra- trochlear n. Supra- orbital n. Zigomatico- temporal n. Auriculo-

    temporal n. Greater occipital n. Third occipital n. Lesser occipital n. Great auricular n. Auricle
  15. Dr.Sherif Fahmy Supra-trochlear n. Supra-orbital n. Zygomatico- temporal n. Auriculo-

    temporal n. Greater occipital n. Lesser occipital n. Third occipital n. Great auricular n.
  16. Motor

  17. Facial nerve Posterior auricular n. Temporal brs.

  18. Blood Supply of Scalp (Page 62)

  19. Supra- trochlear a. Supra-orbital a. Superficial temporal a. Occipital a.

    Posterior auricular a. External carotid artery
  20. Supra- trochlear vein Supra- orbital vein Facial vein Deep facial

    vein Superficial temporal vein Occipital venous network Occipital vein Sub- occipital venous plexus Retro- mandibular vein Common facial vein Posterior auricular vein E.J.V.
  21. Lymph Drainage 1- Anterior part: to Submandibular lymph nodes. 2-

    Middle (lateral) part: to parotid lymph nodes. 3- Posterior part: to mastoid and occipital lymph nodes.
  22. FACE (Page 65) Dr. Sherif

  23. Dr. Sherif Fahmy

  24. Muscles of the Face ➢1- Orbicularis oculi ➢2- Buccinator ➢3-

    Orbicularis oris Dr. Sherif Fahm
  25. Orbicularis oculi m. Orbicularis oris m. Buccinator m. Dr. Sherif

    Fahmy
  26. Orbicularis Oculi Dr. Sherif Fahmy

  27. Dr. Sherif Fahm

  28. Superior tarsus Inferior tarsus Medial palpebral ligament Lateral palpebral ligament

    Dr. Sherif Fahmy
  29. Medial palpebral lig. Orbital part Palpebral part Dr. Sherif Fahmy

  30. Medial palpebral lig. Dr. Sherif Fahmy

  31. Lacrimal sac Dr. Sherif Fahmy

  32. Posterior lacrimal crest Dr. Sherif Fahmy

  33. Dr. Sherif Fahmy

  34. Orbicularis Oris & Buccinator (Page 66) Dr. Sherif Fahmy

  35. Masseter m. (cut) Buccinator m. Orbicularis oris m. Temoralis m.

    Dr. Sherif Fahmy
  36. Upper fibers Lower fibers Middle fibers Dr. Sherif Fahmy

  37. Outer surface of alveolar margin of maxilla Outer surface of

    alveolar margin of mandible Pterygo- mandibular lig. Upper fibers Lower fibers Middle fibers Dr. Sherif Fahmy
  38. Skin Buccinator m. Buccal nerves Facial vessels Buccal lymph nodes

    Buccal pad of fat Bucco-pharyngeal fascia Buccal mucus membrane Parotid duct Dr. Sherif Fahmy
  39. Nerve Supply of Face (Page 68) A- Motor Nerve Supply

    Dr. Sherif Fahmy
  40. Parotid gland Facial nerve Posterior auricular br. Temporal branch Zygomatic

    branches Buccal nerves Mandibular br. Cervical branch Dr. Sherif Fahmy
  41. Dr. Sherif Fahmy

  42. B- Sensory (cutaneous) Nerve Supply of Face (Page 69)

  43. Ophthalmic n. Maxillary n. Mandibular n. Great auricular n. (cervical

    plexus) Dr. Sherif Fahmy
  44. Supraorbital n. Supratrochlear n. Palpebral br. From lacrimal Infra-trochlear n.

    External nasal n. Ophthalmic Division Maxillary Division Infra-orbital n. Zygomatico-facial n. Mandibular Division Mental n. Buccal n. Auriculo-temporal n Great auricular n. Dr. Sherif Fahmy
  45. None
  46. Blood Supply of Face A- Arterial Supply Dr. Sherif Fahmy

  47. Dr. Sherif Fahmy

  48. Dr. Sherif Fahmy

  49. B- Venous Drainage

  50. Dr. Sherif Fahmy

  51. Dr. Sherif Fahmy

  52. None
  53. None
  54. Other Arteries Of The Face From ophthalmic artery: Supra-trochlear, supraorbital,

    dorsal nasal & palpebral arteries. From maxillary artery: infraorbital, buccal & mental arteries. From Superficial temporal artery: Transverse facial and zygomatico- orbital. Dr.Sherif Fahmy
  55. Facial art Supraorbital art. Supratrochlear art Infraorbital art Mental art

    Zygomatico- orbital art. Superficial temporal art Transverse facial art. Other arteries in the face Dorsal nasal Medial palpebral Lateral palpebral Zygomatic arch Dr.Sherif Fahmy
  56. B- Venous Drainage Dr.Sherif Fahmy

  57. Retro-mandibular (Posterior facial) vein Retro- mandibular vein Superficial temporal vein

    Maxillary vein Anterior division of retro- mandibular vein Posterior division of retromandibular vein Facial vein Posterior auricular vein External jugular vein Parotid gland Common facial vein Dr.Sherif Fahmy
  58. Facial vein Dr.Sherif Fahmy

  59. Supra-trochlear vein Supra-orbital vein Facial (anterior facial) vein Facial (Anterior

    Facial)vein Deep facial vein Anterior division of retro-mandibular vein Common facial vein Masseter m. Dr.Sherif Fahmy
  60. Communications Between Facial Vein and Cavernous Sinus Dr.Sherif Fahmy

  61. Facial vein Cavernous sinus Ophthalmic veins Deep facial vein Pterygoid

    venous plexus Emissary vein Dr.Sherif Fahmy
  62. Parotid Gland (Page 75) Dr.Sherif Fahmy

  63. Position, Extent & Capsule Dr.Sherif Fahmy

  64. Mastoid process Styloid process Ramus of mandible External auditory meatus

    Dr.Sherif Fahmy
  65. Extensions External auditory meatus 2 cm below and behind angle

    of mandible Mastoid process Masseter muscle Dr.Sherif Fahmy
  66. Parts of Parotid Gland 1- Main superficial part. 2- Small

    accessory part. 3- Deep part. Dr.Sherif Fahmy
  67. Main superficial part (Pyramidal in shape) Accessory part Dr.Sherif Fahmy

  68. Dr.Sherif Fahmy

  69. Relations of Parotid Gland Parotid gland has: -Two ends: upper

    & lower. -Two borders: Anterior & posterior. -Three surfaces: Lateral (superficial), Deep or medial (Anteromedial & posteromedial) Dr.Sherif Fahmy
  70. Ends of Parotid Gland Dr.Sherif Fahmy

  71. Upper concave end Lower pointed end Temporo-mandibular joint External auditory

    meatus Dr.Sherif Fahmy
  72. Posterior belly of digastric m. Auriculo- temporal nerve Superficial temporal

    vessels Cervical branch of facial nerve Divisions of retro- mandibular vein
  73. Borders of Parotid Gland Dr.Sherif Fahmy

  74. Sternomastoid m. Masseter m. Temporal br. Zygomatic br. Transverse facial

    artery Upper buccal br. Parotid duct Accessory part of gland Lower buccal br Mandibular br. Posterior border Dr.Sherif Fahmy
  75. Surfaces of Parotid Gland 1- Lateral (superficial or Subcutaneous). 2-

    Deep or medial: is divided by deep part into: A- Anteromedial surface. B- Posteromedila surface. Dr.Sherif Fahmy
  76. Lateral Surface Anterior division of great auricular nerve Superficial parotid

    lymph nodes Dr.Sherif Fahmy
  77. Deep or Medial surface Anterior border Posterior border Border of

    deep part Antero-medial surface Postero- medial surface Dr.Sherif Fahmy
  78. Ramus of mandible Medial pterygoid m. Masseter m. Mastoid process

    Styloid process Facial nerve Carotid sheath Internal carotid art. Lower 4 cranial nerves Internal jugular vein Dr.Sherif Fahmy
  79. Structures Within (Embeded) Parotid Gland (Page 80) Dr.Sherif Fahmy

  80. Facial nerve Retro-mandibular vein External carotid artery Deep parotid lymph

    nodes Dr.Sherif Fahmy
  81. Surface Anatomy of Parotid Gland (page 78) Dr.Sherif Fahmy

  82. Anterior border Lower end Posterior border Upper end Dr. Sherif

    Fahmy Dr.Sherif Fahmy
  83. Parotid Duct (Page 78) Dr.Sherif Fahmy

  84. Parotid duct Accessory part Transverse facial artery Buccinator muscle Masseter

    m. Dr.Sherif Fahmy
  85. Opening of parotid duct Dr.Sherif Fahmy

  86. Nerve Supply of Parotid Gland A- Sensory: Great auricular and

    auriculo-temporal nerves. B- Sympathetic: Plexus around external carotid and middle meningeal arteries. C- Parasympathetic Dr.Sherif Fahmy
  87. Medulla Inferior salivary nucleus Glosso- pharyngeal n. (9th CN) Jugular

    foramen Tympanic br. Tympanic canaliculus Tympanic cavity Tympanic plexus Lesser superficial petrosal n. Foramen ovale Otic ganglion Auriculo- temporal n. Parotid gland Post-ganglionic fibers Parasympathetic nerve supply Dr. Sherif Fahmy
  88. Facial Nerve (Page 89)

  89. Pons Motor nucleus Sup. Salivary n. N.Solitarius Internal auditory meatus

    Facial nerve Vestibulo- cochlear nerve Motor root Nervus intermedius
  90. Pons Medulla Facial nerve Petrous bone Internal auditory meatus Vestibule

    of internal ear Geniculate ganglion Medial wall Posterior wall Stylo- mastoid fr. Styloid process Parotid gland Course of facial N.
  91. Facial nerve Posterior auricular n. Temporal brs. Zygomatic brs. Buccal

    brs. Mandibular br. Cervical br.
  92. Pons Facial nerve Geniculate ganglion Stylo- mastoid fr. 1- Greater

    superficial petrosal n. F.Lacerum Pterygoid canal Spheno- palatine ganglion 2-N. To stapedius m. 3-Chorda tympani n. 4- Posterior auricular n. 5- N. to posterior belly of digastric & stylohyoid ms. Lingual n. Submandibular ganglion Branches of facial n.
  93. Facial nerve Posterior auricular n. Temporal brs. Zygomatic brs. Buccal

    brs. Mandibular br. Cervical br.
  94. CRANIAL CAVITY Dr. Sherif Fahmy

  95. Dr. Sherif Fahmy

  96. None
  97. Layers of Dura Mater A- Outer layer: It is the

    layer which is adherent to the inner surface of skull, which is actually the endosteum of bones. B- Inner layer: It is nearer to brain and is considered as the meningeal layer. Dr. Sherif Fahmy
  98. Folds of Dura Mater Folds are formed from inner layer

    of dura mater to separate between different parts of the brain. A- Vertical Folds: Falx cerebri & Falx cerebelli. B- Horizontal folds: Tentorium cerebelli & Diaphragma sellae.
  99. None
  100. A- Vertical Folds:

  101. None
  102. B- Horizontal Folds

  103. 1- Falx Cerebri

  104. None
  105. None
  106. None
  107. None
  108. None
  109. None
  110. None
  111. 2- Tentorium Cerebelli (Page 112) Dr.Sherif Fahmy

  112. Cerebral hemisphere Cerebellar hemisphere Tentorium cerebelli Sagittal Section Dr.Sherif Fahmy

  113. Falx cerebri Tentorium cerebelli Dr.Sherif Fahmy

  114. Anterior Clinoid process Posterior clinoid process Superior petrosal sulcus Transverse

    sulcus Internal occipital protuberance Dr.Sherif Fahmy Apex of petrous bone
  115. Anterior clinoid process Free border Posterior clinoid process Superior petrosal

    sulcus Transverse sulcus Internal occipital protuberance Site of attachment of falx cerebri Oculomotor n. Trochlear n. Trigeminal n. Attached border Dr.Sherif Fahmy
  116. Attached border Free border Site of crossing between 2 borders

    Dr.Sherif Fahmy
  117. Tentorium cerebelli Superior petrosal sinus Transverse sinus Straight sinus Venous

    Sinuses Related Dr.Sherif Fahmy
  118. 3- Falx Cerebelli (Page114) Dr.Sherif Fahmy

  119. Falx cerebri Tentorium cerebelli (cut) Falx cerebelli Foramen magnum Occipital

    sinus Dr.Sherif Fahmy
  120. 4- Diaphragma Sellae Dr.Sherif Fahmy

  121. Falx cerebri Tentorium cerebelli Diaphragma sellae Pituitary stalk Dr.Sherif Fahmy

  122. Diaphragma Sellae Anterior clinoid process Posterior clinoid process Pituitary stalk

    Dr.Sherif Fahmy
  123. Blood & Nerve Supply of Meninges Cranial Fossae Blood supply

    Nerve Supply Anterior Anterior & posterior ethmoidal from ophthalmic Anterior ethmoidal from ophthalmic Middle Middle & accessory meningeal from maxillary. Meningeal br. of maxillary n. & nervus spinosus of mandibular Posterior Vertebral, occipital and ascending pharyngeal arteries Meningeal branches from vagus and hypoglosal nerves. Dorsal rami of upper 3 cervical nerves.
  124. Dural Venous Sinuses (page 116) Dr.Sherif Fahmy

  125. DURAL VENOUS SINUSES They are intracranial veins that run between

    2 dural layers or in a dural fold. Dural sinuses are characterized by being thin walled, valveless, connected with extracranial veins by emissary veins. They drain skull bones, meninges, brain, orbit, inner ear and pituitary gland.
  126. Single Sinuses: 1- Superior sagittal. 2- Inferior sagittal. 3- Straight.

    4- Occipital. 5- Basilar plexus of veins. 6- Intercavernous sinuses.
  127. Superior Sagittal Sinus Dr.Sherif Fahmy

  128. Anterior Clinoid process Posterior clinoid process Superior petrosal sulcus Transverse

    sulcus Internal occipital protuberance Dr.Sherif Fahmy Apex of petrous bone Foramen caecum
  129. Superior sagittal sinus Inferior sagittal sinus Straight sinus Great cerebral

    vein Dr.Sherif Fahmy
  130. Dr.Sherif Fahmy

  131. Superior sagittal sinus Arachnoid granulations Emissary vein Dr.Sherif Fahmy

  132. Arachnoid granulations Anterior trunk of middle meningeal vein Posterior trunk

    of middle meningeal vein Superior sagittal sinus (opened) Dr.Sherif Fahmy
  133. Superior sagittal sinus (opened) Side lacuna (opened) Side lacunae of

    superior sagittal sinus Arachnoid granulations Dr.Sherif Fahmy
  134. Inferior Sagittal and Straight Sinuses Dr.Sherif Fahmy

  135. Superior sagittal sinus Inferior sagittal sinus Straight sinus Great cerebral

    vein Dr.Sherif Fahmy
  136. Single & Paired Sinuses Dr.Sherif Fahmy

  137. Central retinal vein Spheno- parietal sinus Ophthalmic vein Intercavernous sinuses

    Superficial middle cerebral vein Middle meningeal vein Superior petrosal sinus Inferior petrosal sinus Basilar plexus of veins Occipital sinus Transverse sinus Sigmoid sinus Cavernous sinus Dr.Sherif Fahmy
  138. Cavernous Sinus (Page 118) Dr.Sherif Fahmy

  139. Site, Shape, Size of Cavernous Sinus Dr.Sherif Fahmy

  140. Dr.Sherif Fahmy Apex of petrous bone Apex of orbit Side

    of body of sphenoid (site of cavernous sinus)
  141. Cavernous sinus Body of sphenoid Dr.Sherif Fahmy

  142. Cavernous sinus Dr.Sherif Fahmy Body of sphenoid Anterior superior intercavernous

    sinus
  143. Relations of Cavernous Sinus Dr.Sherif Fahmy

  144. Cavernous sinus Body of sphenoid Apex of petrous bone Apex

    of orbit Dr.Sherif Fahmy
  145. Pituitary gland Body of sphenoid Sphenoidal air sinus Occulomotor n.

    Trochlear n. Ophthalmic n. Maxillary n. Internal carotid art. Abducent n. Dr.Sherif Fahmy Cavernous sinus
  146. Pituitary gland Body of sphenoid Int. Carotid art. Sphenoidal air

    sinus Uncus of temporal lobe Occulomotor n. Trochlear n. Abducent n. Ophthamic n. Maxillary n. Dr.Sherif Fahmy
  147. Communications Dr.Sherif Fahmy

  148. Central retinal vein Spheno- parietal sinus Ophthalmic vein Intercavernous sinuses

    Superficial middle cerebral vein Middle meningeal vein Superior petrosal sinus Inferior petrosal sinus
  149. Cavernous sinus Anterior facial vein Superior ophthalmic vein Deep facial

    vein Pterygoid venous plexus Pharyngeal plexus Internal jugular vein
  150. EMISSARY VEINS (Page 120)

  151. Superior sagittal sinus Nasal veins Foramen caecum Cavernous sinus Sigmoid

    sinus Anterior facial vein Ophthalmic vein Deep facial vein Pterygoid venous plexus Pharyngeal plexus Int. jugular vein Occipital veins Suboccipital venous plexus Parietal emmissary veins
  152. PITUITARY GLAND

  153. Optic groove for optic chiasma Sella turcica Dorsum sellae Site

    for cavernous sinus
  154. Pituitary gl. Pituitary stalk Tuber cinereum (hypothala mus) Optic chiasma

  155. Optic chiasma Pituitary gl. Sphenoida air sinus Dorsum sellae Sagittal

    Section
  156. Pars tuberalis Pars anterior Pars intermedia Anterior lobe Pars posterior

    (posterior lobe) Stalk Infundibulum Parts of Pituitary Gland Tuber cinereum (hypothalamus)
  157. Superior hypophyseal art. Inferior hypophyseal art. Hypothalamo- hypophyseal portal vein

    Vein to cavernous sinus Blood Supply of Pituitary Gland
  158. Intra-cranial Course of Internal Carotid Artery

  159. None
  160. Relations of Lateral Pterygoid Muscle (Page 87) Dr.Sherif Fahmy

  161. N. To masseter m. Deep temporal nerves. Lingual n. Inferior

    alveolar n. Maxillary artery Buccal br. Of mandibular n. Upper border Lower border Between 2 heads Ramus (cut) Superficial head of med. Pterygoid m. Dr.Sherif Fahmy
  162. Lateral pterygoid m. (cut) Accessory meningeal art. Middle meningeal art.

    Sphenoman dibular lig. Chorda tympani n. Tensor tympani m. Mandibular n. Deep Relations Dr.Sherif Fahmy Lateral pterygoid plate
  163. Mandibular n. Middle meningeal a. Sphenomandibular lig. Lateral pterygoid m.

    (cut) Dr.Sherif Fahmy Lateral pterygoid plate Chorda tympani
  164. Parasympathetic Nerve Supply (Page 80) Dr.Sherif Fahmy

  165. Medulla Inferior salivary nucleus Glosso- pharyngeal n. (9th CN) Jugular

    foramen Tympanic br. Tympanic canaliculus Tympanic cavity Tympanic plexus Lesser superficial petrosal n. Foramen ovale Otic ganglion Auriculo- temporal n. Parotid gland Post-ganglionic fibers Parasympathetic nerve supply Dr. Sherif Fahmy Dr.Sherif Fahmy
  166. Applied Anatomy: 1- Inflammation of parotid Gl.: Causes: viral or

    bacterial which reach the gland through blood or duct of the gland. Leads to: - Pain in the gland. - Pain in TMJ. - Everted ear lobule. 2- Parotid tumor: benign or malignant.
  167. Dr.Sherif Fahmy

  168. THE ORBIT (Page 123) Dr.Sherif Fahmy

  169. BONY ORBIT Dr.Sherif Fahmy

  170. Roof & Lateral Wall Dr.Sherif Fahmy

  171. Orbital plate of frontal bone Lesser wing of sphenoid Optic

    foramen Greater wing of sphenoid Zygomatic bone Superior orbital fissure Dr.Sherif Fahmy
  172. Medial Wall Dr.Sherif Fahmy

  173. Frontal process of maxilla Lacrimal bone Orbital plate of ethmoid

    Body of sphenoid Lacrimal fossa Dr.Sherif Fahmy
  174. Posterior ethmoidal foramen Anterior ethmoidal foramen Ethmoidal Foramena Dr.Sherif Fahmy

  175. Floor Dr.Sherif Fahmy

  176. Orbital surface of maxilla Infra-orbital groove Orbital surface of zygomatic

    bone Infra-orbital foramen Dr.Sherif Fahmy
  177. Orbital Fissures Dr.Sherif Fahmy

  178. Superior orbital fissure Inferior orbital fissure Dr.Sherif Fahmy

  179. CONTENTS OF ORBIT ➢ 1- The eyeball. ➢ 2- Extraocular

    muscles. ➢ 3- Nerves: optic nerve, branches of ophthalmic nerve, divisions of oculomotor, trochlear, abducent, sympathetic fibers and ciliary ganglion. ➢ 4- Vessels: ophthalmic artery and vein. ➢ 5- Lacrimal apparatus. ➢ 6- Fat Dr.Sherif Fahmy
  180. EXTRAOCULAR MUSCLES ➢6 muscles are inserted to the eyeball: 4

    recti (lateral, medial, superior and inferior), 2 oblique (superior and inferior). ➢One muscle is inserted to upper eye lid (levator palpebrae superioris). Dr.Sherif Fahmy
  181. Superior rectus muscle Inferior oblique m. Inferior rectus m. Lateral

    rectus muscle Medial rectus muscle Dr.Sherif Fahmy
  182. Levator palpebrae superioris Superior rectus Lateral rectus Lacrimal gland Medial

    rectus Superior oblique m. Dr.Sherif Fahmy
  183. Levator palpebrae superioris muscle (cut) Superior rectus (cut) Medial rectus

    muscle Lateral rectus m. Optic nerve Inferior rectus muscle Dr.Sherif Fahmy
  184. Origin of Extraocular Muscles: -4 recti: arises from common tendinous

    ring around optic foramen and medial end of superior orbital fissure. - Superior oblique & levator palpebrae superioris: from posterior part of roof. - Inferior oblique: from anterior part of floor just lateral to lacrimal groove. Dr.Sherif Fahmy
  185. RECTI MUSCLES 1- Medial Rectus. 2- Lateral Rectus. 3- Superior

    Rectus. 4- Inferior Rectus Dr.Sherif Fahmy
  186. Medial rectus m. Lateral rectus m. Inferior rectus m. Superior

    rectus m. Tendinous ring Lateral Medial Optic foramen Superior orbital fissure Dr.Sherif Fahmy
  187. Superior rectus muscle Inferior oblique m. Inferior rectus m. Lateral

    rectus muscle Medial rectus muscle Dr.Sherif Fahmy
  188. Superior rectus Lateral rectus Lacrimal gland Medial rectus muscle Inferior

    rectus m. Dr.Sherif Fahmy
  189. Superior rectus m Medial rectus m Inferior rectus m Lateral

    rectus m 5.5 6.5 7 7.5 Dr.Sherif Fahmy
  190. Dr.Sherif Fahmy

  191. Dr.Sherif Fahmy

  192. None
  193. OBLIQUE MUSCLES 1- Superior Oblique. 2- Inferior Oblique. Dr.Sherif Fahmy

  194. 1- Superior Oblique Muscle Dr.Sherif Fahmy

  195. Lacrimal fossa Origin of inferior oblique muscle Origin of superior

    oblique Origin of levator palpebrae superioris Dr.Sherif Fahmy
  196. Superior oblique m. Trochlea Superior oblique m. Dr.Sherif Fahmy

  197. 2- Inferior oblique Muscle Dr.Sherif Fahmy

  198. Lacrimal fossa Origin of inferior oblique muscle Dr.Sherif Fahmy

  199. Inferior oblique m. Inferior rectus m. Superior oblique m. Trochlea

    Dr.Sherif Fahmy
  200. Dr.Sherif Fahmy

  201. LEVATOR PALPEBRAE SUPERIORIS Dr.Sherif Fahmy

  202. Levator palpebrae superioris m. Superior rectus muscle Dr.Sherif Fahmy

  203. Levator palpebrae superioris Dr.Sherif Fahmy

  204. Nerves of the Orbit 1- Motor Nerves: - Oculomotor n.

    (3rd CN) - Trochlear n. (4th CN) - Abducent n. (6th CN) 2- Sensory Nerves: - 3 branches of ophthalmic nerve (5th CN) (lacrimal, frontal and naso-ciliary) - Optic nerve. (2nd CN) Dr.Sherif Fahmy
  205. Anatomy of a Cranial Nerve - Deep origin (nuclei). -

    Type of fibers inside the nerve. - Superficial attachment. - Course. - Branches. - Applied anatomy. Dr.Sherif Fahmy
  206. Oculomotor nerve Trochlear nerve Trigeminal nerve Abducent nerve Dr.Sherif Fahmy

  207. Crossing between 2 borders Oculomotor (3rd CN) Trochlear (4th CN)

    Trigeminal (5th CN) Dr.Sherif Fahmy
  208. Cavernous sinus Dr.Sherif Fahmy

  209. Body of sphenoid Occulomotor n. Trochlear n. Ophthalmic n. Maxillary

    n. Internal carotid art. Abducent n. Cavernous sinus Dr.Sherif Fahmy
  210. Anterior clinoid process Optic foramen Superior orbital fissure Dr.Sherif Fahmy

  211. Tendinous ring Lacrimal n. Frontal n. Trochlear n. Superior division

    of oculomotor Inferior division of oculomotor Nasociliary n. Abducent n. Optic nerve Ophthalmic art. Dr.Sherif Fahmy
  212. Motor Nerve Supply (Page 135) 1- Oculomotor nerve. 2- Trochlear

    nerve. 3- Abducent nerve. Dr.Sherif Fahmy
  213. 1- Oculomotor Nerve Dr.Sherif Fahmy

  214. Midbrain Oculomotor n. Superior orbital fissure Superior division Lev. Palp.

    superioris Superior rectus Inferior division Med. rectus Inf. rectus Inferior oblique Ciliary gang. Dr.Sherif Fahmy
  215. Injury of Oculomotor N. 1- Ptosis. 2- Lateral squint. 3-

    Dilatation of pupil. 4- Loss of accomodation. Dr.Sherif Fahmy
  216. Ciliary Ganglion Dr.Sherif Fahmy

  217. Dr.Sherif Fahmy

  218. Ciliary ganglion Short ciliary nerves Dr.Sherif Fahmy

  219. 2- Trochlear Nerve (Page 137) Dr.Sherif Fahmy

  220. Inferior colliculus Trochlear nerve Dr.Sherif Fahmy

  221. Basillar artery Posterior cerebral artery Trochlear nerve Suerior cerebellar artery

    Dr.Sherif Fahmy
  222. Crossing between 2 borders Trochlear (4th CN) Dr.Sherif Fahmy

  223. Trochlear nerve Superior orbital fissure Superior oblique m Dr.Sherif Fahmy

  224. 3- Abducent Nerve Dr.Sherif Fahmy

  225. Abducent nerve Cavernous sinus Dr.Sherif Fahmy

  226. Body of sphenoid Internal carotid art. Abducent n. Dr.Sherif Fahmy

    Cavernous sinus Dr.Sherif Fahmy
  227. Pons Medulla Abducent n. Superior orbital fissure Lateral rectus m

    Dr.Sherif Fahmy
  228. Sensory Nerves - Ophthalmic nerve. - Optic nerve. Dr.Sherif Fahmy

  229. Ophthalmic Nerve (Page 133) Dr.Sherif Fahmy

  230. Supraorbital n. Supratrochlear n. Palpebral br. From lacrimal Infra-trochlear n.

    External nasal n. Ophthalmic Division Dr.Sherif Fahmy
  231. Body of sphenoid Occulomotor n. Trochlear n. Ophthalmic n. Maxillary

    n. Dr.Sherif Fahmy Cavernous sinus Dr.Sherif Fahmy
  232. Superior orbital fissure Dr.Sherif Fahmy

  233. Tendinous ring Lacrimal n. Frontal n. Trochlear n. Superior division

    of oculomotor Inferior division of oculomotor Nasociliary n. Abducent n. Dr.Sherif Fahmy
  234. Course & Branches Dr.Sherif Fahmy

  235. Ophthalmic nerve Trigeminal ganglion Lacrimal br. Frontal br. Naso-ciliary br.

    Dr.Sherif Fahmy
  236. Branches of Ophthalmic Nerve 1- Lacrimal. 2- Frontal. 3- Naso-ciliary.

    Dr.Sherif Fahmy
  237. Supraorbital n. Supratrochlear n. Palpebral br. From lacrimal Infra-trochlear n.

    External nasal n. Ophthalmic Division Dr.Sherif Fahmy
  238. 1- Lacrimal Nerve Dr.Sherif Fahmy

  239. Ophthalmic nerve Lacrimal br. Dr.Sherif Fahmy

  240. 2- Ganglionic brs 4- Zygomatic br. Z-F Z-T Lacrimal n.

    Spheno-palatine ganglion Dr.Sherif Fahmy
  241. 2- Frontal Nerve Dr.Sherif Fahmy

  242. Ophthalmic nerve Frontal nerve Supra-trochlear nerve Supra-orbital n. Dr.Sherif Fahmy

  243. 3- Naso-ciliary Nerve Dr.Sherif Fahmy

  244. Naso-ciliary n Optic nerve Ophthalmic n. Trochlea Dr.Sherif Fahmy

  245. Branches of Naso- ciliary nerve Dr.Sherif Fahmy

  246. Naso-ciliary n 1-Ganglionic Ophthalmic n. 3-Posterior ethmoidal 4-Anterior ethmoidal 2-Long

    ciliary nerve Ciliary ganglion Dr.Sherif Fahmy
  247. Optic Nerve Dr.Sherif Fahmy

  248. Superior rectus Lateral rectus Lacrimal gland Medial rectus muscle Inferior

    rectus m. Levator palpebrae superioris m. Superior oblique Dr.Sherif Fahmy
  249. Naso-ciliary n Optic nerve Ophthalmic n. Dr.Sherif Fahmy

  250. Ophthalmic artery Dr.Sherif Fahmy

  251. OPHTHALMIC ARTERY

  252. None
  253. Ophthalmic artery Lacrimal branch Posterior ciliary branches Supraorbital branch Posterior

    ethmoidal Anterior ethmoidal Medial palpebral art. Dorsal nasal artery Supratrochlear artery
  254. None
  255. Ophthalmic Veins

  256. None
  257. Eyelid

  258. None
  259. LACRIMAL APPARATUS

  260. None
  261. None
  262. None
  263. None
  264. None
  265. None
  266. The Eyeball

  267. None
  268. Orbital Fascia

  269. None
  270. Maxillary Nerve & Sphenopalatine Ganglion

  271. Related Skull Features

  272. Superior orbital fissure Foramen rotandum Foramen spinosum Foramen ovale Trigeminal

    impression Dr. Sherif Fahmy
  273. Pterygopalatine fossa Remove mandible Dr. Sherif Fahmy

  274. Infraorbital groove Inferior orbital fissure Infraorbital foramen Infraorbital canal Dr.

    Sherif Fahmy
  275. Incisive fossa Greater palatine foramen Lesser palatine foramen Dr. Sherif

    Fahmy Dr. Sherif Fahmy
  276. Trigeminal Nerve (Page 85)

  277. Pons Trigeminal ganglion Mandibular n. Maxillary n. Ophthalmic n. Motor

    root of Trigeminal n. Dr. Sherif Fahmy Sensory root of trigeminal n. Roots of Trigeminal n. Medulla
  278. Trigeminal ganglion Maxillary n. Cavernous sinus Dr. Sherif Fahmy Medulla

    (cut) Sensory root of trigeminal ganglion Mandibular nerve Ophthalmic nerve
  279. MAXILLARY NERVE (Page 87)

  280. Revision of Branches of Maxillary Nerve to Face & Scalp

  281. Zygomatico-temporal n. Zygomatico-facial n. Infra-orbital n. Dr. Sherif Fahmy

  282. Course of Maxillary Nerve

  283. Trigeminal ganglion Maxillary n. Dr. Sherif Fahmy

  284. Pons Sensory root of trigeminal nerve Motor root of trigeminal

    n. Trigeminal ganglion Lateral wall of cavernous sinus Maxillary n. Foramen rotundum Pterygo-palatine fossa Spheno-palatine ganglion Inferior orbital fissure Infra-orbital groove Infra-orbital canal Infra-orbital n. Palpebral Labial Nasal Back of maxilla Infra-orbital foramen Dr. Sherif Fahmy
  285. Branches of Maxillary Nerve

  286. 1-Meningeal br 2- Ganglionic brs 3- Posterior superior alveolar br.

    4- Zygomatic br. Z- F Z-T Lacrimal n. Infra-orbital n. 5-Middle superior alveolar br. 6- Anterior superior alveolar br. Descends with sinuous course in canalis sinosus 7- P 8- N 9- L Maxillary sinus Dr. Sherif Fahmy
  287. Maxillary nerve Infra-orbital n. Spheno-palatine gangliom Zygomatic nerve Lacrimal n.

    Lacrimal n. Zygomatico- temporal n. Posterior superior alveolar n. Maxillar y Sinus Dr. Sherif Fahmy Zygomatico -facial nerve
  288. Spheno-palatine (Pterygo- palatine) Ganglion (Page 91)

  289. Maxillary nerve Spheno-palatine gangliom

  290. PTERYGO- PALATINE FOSSA

  291. Pterygopalatine fossa

  292. Communications

  293. Spheno-palatine foramen Foramen rotundum Pterygoid canal Palatine canal Foramen for

    posterior superior alveolar vessels and nerve Inferior orbital fissure
  294. Facial nerve Geniculate ganglion Greater superficial petrosal n. (parasympathetic root)

    Deep petrosal n. (Sympathetic root) Sensory root (br. From maxillary n. Sepheno- palatine ganglion) Branches of the ganglion Dr. Sherif Fahmy
  295. Branches of Spheno-Palatine Ganglion

  296. Spheno-palatine ganglion 1- Orbital br 2-Pharyngeal br 4- Medial nasal

    (Long spheno- palatine) br. 3- Lateral nasal (Short spheno-palatine) br. 5- Greater palatine br. 6- Lesser palatine br.
  297. Lesser palatine nerves Greater palatine foramen Greater palatine n. Incisive

    fossa Long spheno-palatine n. (Naso-palatine br.) Hard Palate
  298. Mandibular Nerve Dr.Sherif Fahmy

  299. Mandibular Division Mental n. Buccal n. Auriculo-temporal n Dr. Sherif

    Fahm
  300. Dr.Sherif Fahmy

  301. Posterior Division of Mandibular Nerve (Page 98) It gives the

    following branches: 1- Auriculo-temporal nerve. 2- Inferior alveolar nerve. 3- Lingual nerve. Dr.Sherif Fahmy
  302. Pons Trigeminal ganglion Mandibular n. Maxillary n. Ophthalmic n. Motor

    root of Trigeminal n. Dr.Sherif Fahmy
  303. Trigeminal ganglion Mandibular n. Maxillary n. Ophthalmic n. Cavernous sinus

    Dr.Sherif Fahmy
  304. Foramen ovale Lateral pterygoid m (cut) Tensor palati m. Trunk

    of mandibular nerve Posterior division of mandibular n. Lingual nerve Chorda tympani n. Inferior alveolar n. Auriculo-temporal n. Anterior division of mandibular n. Dr.Sherif Fahmy
  305. 1- Inferior Alveolar Nerve Dr.Sherif Fahmy

  306. Inner view Outer view Inferior alveolar nerve Myelohyoid nerve Mental

    br. Incisive br. Dr.Sherif Fahmy
  307. 2- Auriculo- temporal Nerve (Page 98) Dr.Sherif Fahmy

  308. Lateral pterygoid m (cut) Trunk of mandibular nerve Posterior division

    of mandibular n. Auriculo-temporal n. Middle meningeal art. Neck of mandible Dr.Sherif Fahmy
  309. Auriculo- temporal nerve Superficial temporal vessels Upper end of parotid

    gland Auricle Zygomatic arch
  310. Otic ganglion Auriculo- temporal n. Parotid gland Post-ganglionic fibers Parasympathetic

    nerve supply of parotid gland Dr. Sherif Fahmy
  311. 3- Lingual nerve (Page 99) Dr.Sherif Fahmy

  312. Lateral pterygoid m (cut) Posterior division of mandibular n. Lingual

    nerve Chorda tympani n.(Taste & Parasympathetic) Inferior alveolar n. Medial pterygoid m. Dr.Sherif Fahmy
  313. Lower head of lateral pterygoid m. Dr.Sherif Fahmy Lingual n.

    Inferior alveolar n. Dr.Sherif Fahmy
  314. Lateral petrygoid m. Chorda tympani n. Inferior alveolar n. Lingual

    n. Ramus of mandible Last molar Styloglossus m. Hyoglossus m. Submandibular ganglion Submandibular duct Genio- glossus m. Sublingual gland
  315. Parasympathetic Ganglia 1- Otic ganglion. 2- Spheno-palatine (pterygo- palatine ganglion).

    3- Ciliary ganglion. 4- Submandibular ganglion. Dr.Sherif Fahmy
  316. Otic Ganglion (Page 105) Dr.Sherif Fahmy

  317. Site, Size & Relations Dr.Sherif Fahmy

  318. Foramen ovale Mandibular nerve (main trunk) Tensor palati m. Lateral

    pterygoid m. (cut) Otic ganglion (deep to mandibular n.) Dr.Sherif Fahmy
  319. Roots & Branches Dr.Sherif Fahmy

  320. Foramen ovale Mandibular nerve Parasympathetic root (lesser superficial petrosal nerve)

    Sympathetic root (from plexus around middle meningeal artery) Medial pterygoid m. Motor root (from n. to medial pterygoid m.) Otic Ganglion Auriculo- temporal n. Parotid gland Post-ganglionic fibers T.P. T.T. Dr.Sherif Fahmy Sensory root
  321. MAXILLARY NERVE (Page 92) Dr.Sherif Fahmy

  322. Maxillary Division of Trigeminal ganglion Infra-orbital n. Zygomatico-facial n. Dr.

    Sherif Fahm Zygomatico-temporal n.
  323. Pons Trigeminal ganglion Mandibular n. Maxillary n. Ophthalmic n. Dr.Sherif

    Fahmy
  324. Trigeminal ganglion Mandibular n. Maxillary n. Ophthalmic n. Cavernous sinus

    Dr.Sherif Fahmy
  325. Course & Relations of Maxillary Nerve Dr.Sherif Fahmy

  326. Pons Sensory root Motor root of trigeminal n. Trigeminal ganglion

    Lateral wall of cavernous sinus Maxillary n. Foramen rotundum Pterygo-palatine fossa Spheno-palatine ganglion Inferior orbital fissure Infra-orbital groove Infra-orbital canal Infra-orbital n. P L N Back of maxilla
  327. Branches of Maxillary Nerve Dr.Sherif Fahmy

  328. 1-Meningeal br 2- Ganglionic brs 3- Posterior superior alveolar br.

    4- Zygomatic br. Z-F Z-T Lacrimal n. Infra-orbital n. 5-Middle superior alveolar br. 6- Anterior superior alveolar br. 7- P 8-N 9-L Maxillary sinus
  329. Maxillary nerve Infra-orbital n. Spheno-palatine gangliom Zygomatic nerve Lacrimal n.

    Lacrimal n. Zygomatico- temporal n. Posterior superior alveolar n. Maxillary Sinus Dr.Sherif Fahmy
  330. PTERYGO- PALATINE FOSSA (Page 100) Dr.Sherif Fahmy

  331. Walls of Pterygo- palatine Fossa Dr.Sherif Fahmy

  332. Pterygoid process Back of maxilla Perpendicular plate of palatine bone

    Dr.Sherif Fahmy
  333. Back of maxilla Lateral pterygoid plate Perpendicular plate of palatine

    bone Pterygo-maxillary fissure Dr.Sherif Fahmy
  334. Communications Dr.Sherif Fahmy

  335. Spheno-palatine foramen Palato-vaginal acnal Foramen rotundum Pterygoid canal Palatine canal

    Foramen for posterior superior alveolar vessels and nerve Inferior orbital fissure Dr.Sherif Fahmy
  336. Foramen Rotundum Foramen lacerum Dr.Sherif Fahmy

  337. Palato-vaginal canal Foramen lacerum Greater palatine foramen Dr.Sherif Fahmy

  338. SPHENO-PALATINE (PTERYGO- PALATINE) GANGLION (Page 101) Dr.Sherif Fahmy

  339. Trigeminal ganglion Mandibular nerve Ophthalmic n. Maxillary nerve Foramen rotandum

    Infra-orbital n. Spheno-palatine gangliom Dr.Sherif Fahmy
  340. Facial nerve Geniculate ganglion Greater superficial petrosal n. (parasympathetic root)

    Deep petrosal n. (Sympathetic root) Sensory root (br. From maxillary n. Sepheno- palatine ganglion) Branches of the ganglion
  341. Branches of Spheno-Palatine Ganglion Dr.Sherif Fahmy

  342. Spheno-palatine ganglion 1- Orbital br 2-Pharyngeal br 4- Long spheno-

    palatine br. 3- Short spheno- palatine br. 5- Greater palatine br. 6- Lesser palatine br.
  343. Lesser palatine nerves Greater palatine foramen Greater palatine n. Incisive

    fossa Long spheno-palatine n. Hard Palate Dr.Sherif Fahmy
  344. Spheno-palatine Ganglion

  345. Facial nerve Geniculate ganglion Greater superficial petrosal n. (parasympathetic root)

    Deep petrosal n. (Sympathetic root) Sensory root (br. From maxillary n. Sepheno- palatine ganglion) Branches of the ganglion Dr. Sherif Fahmy
  346. Branches of Spheno-Palatine Ganglion

  347. Spheno-palatine foramen Foramen rotundum Pterygoid canal Palatine canal Inferior orbital

    fissure
  348. Spheno-palatine ganglion 1- Orbital br 2-Pharyngeal br 4- Medial nasal

    (Long spheno- palatine) br. 3- Lateral nasal (Short spheno-palatine) br. 5- Greater palatine br. 6- Lesser palatine br.
  349. Lesser palatine nerves Greater palatine foramen Greater palatine n. Incisive

    fossa Long spheno-palatine n. (Naso-palatine br.) Hard Palate
  350. Mandibular Nerve (page 95)

  351. Course of Mandibular Nerve

  352. Pon s Sensory root of trigeminal n. Motor root of

    trigeminal n. Trigeminal ganglion Mandibular n. Foramen ovale Main trunk Posterior division Anterior division Dr. Sherif Fahmy
  353. Relations of Main Trunk of Mandibular Nerve A- Superficial B-

    Deep
  354. Foramen ovale Lateral pterygoid m (cut) Tensor palati m. Trunk

    of mandibular nerve Dr. Sherif Fahmy
  355. Revision of Branches of Mandibular Nerve in Face & Scalp

  356. Mental nerve Buccal nerve Auriculo-temporal nerve Dr. Sherif Fahmy

  357. Upper head of lat. pterygoid Lower head of lateral pterygoid

    m. Lateral Pterygoid M. Dr.Sherif Fahmy Deep temporal nerves Nerve to masseter Lingual n. Inferior alveolar n. Buccal nerve
  358. Branches of Mandibular Nerve (Main trunk & Anterior Division)

  359. Nervous spinosus N. To medial pterygoid m. Otic ganglion Tensor

    palati Tensor tympani To mastication muscles except medial pterygoid Buccal nerve Foramen spinosum Dr. Sherif Fahmy
  360. Posterior Division of Mandibular Nerve

  361. Branches of Posterior Division of Mandibular Nerve It gives the

    following branches: 1- Auriculo-temporal nerve. 2- Inferior alveolar nerve. 3- Lingual nerve. Dr. Sherif Fahmy
  362. Some Features of the Mandible

  363. Mental foramen Dr. Sherif Fahmy Ramus of mandible Neck Body

  364. Mandibular foramen Myelohyoid groove Inner surface of the Ramus Dr.

    Sherif Fahmy
  365. Course Similarities Between 3 Branches of Posterior Division of Mandibular

    Nerve
  366. Trunk of mandibular nerve Posterior division of mandibular n. Lingual

    nerve Chorda tympani n. Inferior alveolar n. Auriculo-temporal n. Anterior division of mandibular n. Dr. Sherif Fahmy Middle meningeal artery
  367. Lateral petrygoid m. Chorda tympani n. Inferior alveolar n. Lingual

    n. Ramus of mandible Last molar Sublingual gland Dr. Sherif Fahmy Medial pterygoid muscle
  368. 1- Auriculo-temporal Nerve

  369. Lateral pterygoid m (cut) Posterior division of mandibular n. Auriculo-temporal

    n. Middle meningeal art. Neck of mandible Dr. Sherif Fahmy 2 roots of auriculo-temporal nerve
  370. Auriculo- temporal nerve Superficial temporal vessels Upper end of parotid

    gland Auricle Zygomatic arch Dr. Sherif Fahmy
  371. Otic ganglion Auriculo- temporal n. Parotid gland Post-ganglionic fibers Parasympathetic

    nerve supply of parotid gland Dr. Sherif Fahmy Dr. Sherif Fahmy
  372. 2- Inferior Alveolar Nerve

  373. Lateral pterygoid m (cut) Posterior division of mandibular n. Inferior

    alveolar nerve Dr. Sherif Fahmy
  374. Lateral petrygoid m. Inferior alveolar n. Lingual n. Ramus of

    mandible Dr. Sherif Fahmy
  375. Inner view Outer view Inferior alveolar nerve Myelohyoid nerve Mental

    br. Incisive br. Dr. Sherif Fahmy
  376. 3- Lingual nerve

  377. Lateral pterygoid m (cut) Posterior division of mandibular n. Lingual

    nerve Chorda tympani n.(Taste & Parasympathetic) Medial pterygoid m. Dr. Sherif Fahmy
  378. Lateral petrygoid m. Chorda tympani n. Inferior alveolar n. Lingual

    n. Ramus of mandible Last molar Styloglossus m. Hyoglossus m. Submandibular ganglion Submandibular duct Genio- glossus m. Sublingual gland
  379. Otic Ganglion (Page 101) Dr.Sherif Fahmy

  380. Site, Size & Relations Dr.Sherif Fahmy

  381. Foramen ovale Mandibular nerve (main trunk) Tensor palati m. Lateral

    pterygoid m. (cut) Otic ganglion (deep to mandibular n.) Dr.Sherif Fahmy
  382. Roots & Branches Dr.Sherif Fahmy

  383. Foramen ovale Mandibular nerve Parasympatheti c root (lesser superficial petrosal

    nerve) Sympathetic root (from plexus around middle meningeal artery) Medial pterygoid m. Motor root (from n. to medial pterygoid m.) Otic Ganglio n Auriculo- temporal n. Parotid gland Post-ganglionic fibers T.P. T.T . Dr.Sherif Fahmy Sensory root
  384. Walls of Pterygo- palatine Fossa

  385. Pterygoid process Back of maxilla Perpendicular plate of palatine bone

  386. Back of maxilla Lateral pterygoid plate Perpendicular plate of palatine

    bone Pterygo-maxillary fissure
  387. Communications

  388. Spheno-palatine foramen Palato-vaginal canal Foramen rotundum Pterygoid canal Palatine canal

    Foramen for posterior superior alveolar vessels and nerve Inferior orbital fissure
  389. Foramen Rotundum Foramen lacerum

  390. Palato-vaginal canal Foramen lacerum Greater palatine foramen

  391. SPHENO-PALATINE (PTERYGO- PALATINE) GANGLION (Page 101)

  392. Trigeminal ganglion Mandibular nerve Ophthalmic n. Maxillary nerve Foramen rotandum

    Infra-orbital n. Spheno-palatine gangliom
  393. Facial nerve Geniculate ganglion Greater superficial petrosal n. (parasympathetic root)

    Deep petrosal n. (Sympathetic root) Sensory root (br. From maxillary n. Sepheno- palatine ganglion) Branches of the ganglion
  394. Greater Superficial Petrosal

  395. Pons Sup. Salivary n. Internal auditory meatus Facial nerve Vestibulo-

    cochlear nerve Facial nerve
  396. Pons Facial nerve Geniculate ganglion 1- Greater superficial petrosal n.

    F.Lacerum Pterygoid canal Spheno- palatine ganglion Petrous bone
  397. Petrous bone Carotid canal Internal carotid a. Cartilage closing the

    lower aspect of foramen lacerum Cavernous sinus Intra-cranial course
  398. Branches of Spheno-Palatine Ganglion

  399. Spheno-palatine ganglion 1- Orbital br 2-Pharyngeal br 4- Long spheno-

    palatine br. 3- Short spheno- palatine br. 5- Greater palatine br. 6- Lesser palatine br.
  400. Lesser palatine nerves Greater palatine foramen Greater palatine n. Incisive

    fossa Long spheno-palatine n. (Naso-palatine br.) Hard Palate
  401. None