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DMD 5222 Head and Neck II > Contents of the Major Foramina and Fissures > Flashcards

Contents of the Major Foramina and Fissures Flashcards

1
Q

Anterior Ethmoid Foramen

A

Anterior ethmoid n. and vessels.

Notes: Ethmoid

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2
Q

Carotid Canal

A

Internal carotid a., internal carotid nerve, sympathetic plexus
Notes: Temporal (petrous portion)

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3
Q

Condylar (Occipital) Canal

A

Emissaryv., meningeal branches of ascending pharyngeal a.

Notes: Occipital

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4
Q

Cribriform Plate

A

CNI. from the olfactory bulb

Notes: Ethmoid

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5
Q

Facial Canal

A

CN VII

Notes: Temporal (tympanic portion)

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6
Q

Foramen Cecum*

A

Emissary v. from nasal cavity to teh superior sagittal sinus

Notes: Between the frontal and the ethmoid bones

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7
Q

Foramen Lacerum

A

Nothing passes through it. Filled with fibrocartilage during life (the anterior wall of the foramen has an opening for the pterygoid canal (nerve of the pterygoid canal or Vidian n) and the posterior wall has an opening for the carotid canal.
Notes: Articulation of the sphenoid (greater wing and body), temporal (petrous portion), and occipital (basilar portion) bones

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8
Q

Foramen magnum

A

Medulla oblongata, vertebral a., spinal vessels, spinal roots of CN XI
Notes: Occipital

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9
Q

Foramen Ovale

A

V3, accessory meningeal a., lesser petrosal n., emissary v., otic ganglion just below
Notes: Sphenoid

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10
Q

Foramen Rotundum

A

V2

Notes: Sphenoid

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11
Q

Foramen Spinosum

A

Middle meningeal a. and v. and meningeal branch of V3

Notes: Sphenoid

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12
Q

Greater Patlatine Foramen

A

Greater palatine n. and vessels

Notes: palatine

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13
Q

Hiatus for the Greater Petrosal n.

A

Greater Ptrosal n.

Notes: Temporal (petrous portion)

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14
Q

Hiatus for the lesser petrosal n.

A

Lesser petrosal n.

Notes: Temporal (petrous portion)

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15
Q

Hypoglossal Canal

A

CNXII

Notes: Occipital

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16
Q

Incisive Fossa/Foramen/Canal

A

Nasopalatine n., Sphenopalatine a.

Notes: Maxilla (palatine process)

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17
Q

Inferior Orbital Fissure

A

Zygomatic n. and infraorital n. (of V2), ascending branches from pterygopalatine ganglion, infraorbital vessels, inferior ophthalmic v.
Notes: Between the greater wing of the shpenoid and maxilla and orbital portion of the palatine bones

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18
Q

Infraorbital foramen

A

Infraorbital n. and vessels

Notes: Maxilla

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19
Q

Internal Acoustic Meatus

A

CNVII, VIII, Labyrinthine a.

Noets: Temporal (petrous portion)

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20
Q

Jugular Foramen

A

CNIX, X, XI, inferior petrosal sinus, sigmoid sinus, posterior meningeal a., internal jugular v.
Notes: Temporal

21
Q

Lesser Palatine Foramina

A

Lesser palatine n. and vessels

Notes: Palatine

22
Q

Mandibular Foramen/Canal

A

Inferior Alveolar n. and vessels

Notes: Mandible

23
Q

Mastoid Canaliculus*

A

Auricular branch of CNX

Notes: Temporal (mastoid portion)(within the jugular fossa)

24
Q

Mastoid Foramen

A

Emissary v.

Notes: Temporal (mastoid portion)

25
Q

Mental Foramen

A

Mental n. and vessels

Notes: Mandible

26
Q

Nasolacrimal Canal/Groove

A

Nasolacrimal duct

Notes: Lacrimal and Maxilla

27
Q

Opening for Auditory Tube

A

Carilaginous portion of the auditory tube

Notes: Temporal and sphenoid

28
Q

Optic Foramen/Canal

A

CNII, ophthalmic a.

Notes: Sphenoid

29
Q

Palatovaginal or Pharyngeal Canal

A 
Pharyngeal nerve (from V2), pharyngeal a.
Notes: Vomer (Pterygopalatine Fossa)
30
Q

Mastoid Foramen

A

Emissary v.

Notes: Temporal (mastoid portion)

31
Q

Mental Foramen

A

Mental n. and vessels

Notes: Mandible

32
Q

Nasolacrimal Canal/Groove

A

Nasolacrimal duct

Notes: Lacrimal and Maxilla

33
Q

Opening for Auditory Tube

A

Cartilaginous portion of the auditory tube

Notes: Temporal and sphenoid

34
Q

Optic Foramen/Canl

A

CNII, ophthalmic a.

Notes: Sphenoid

35
Q

Palatovaginal or Pharyngeal Canal

A 
Pharyngeal nerve (from B2), pharyngeal a.
Notes: Vomer (Pterygopalatine fossa)
36
Q

Petrotympanic Fissure

A

Chorda tympani n., anterior tympanic a.

Notes: Temporal (squamous portion)

37
Q

Posterior Ethmoid Foramen

A

Posterior ethmoid n. and vessels

Notes: Ethmoid

38
Q

Posterior Superior Alveolar Foramina

A

PSA n., PSA a., Pterygoid plexus

Notes: Maxilla

39
Q

Pterygoid Canal or Vidian Canal

A

Nerve to the pterygoid canal or Vidian n., Pterygoid a.

Notes: Sphenoid

40
Q

Pterygomaxillary Fissure

A

PSA n. (from V2), PSA a. and v., 3rd part of maxillary a., pterygoid plexus
Notes: Entrance to pterygopalatine fossa

41
Q

Sphenopalatine Foramen

A 
Nasopalatine n (from V2), sphenopalatine (nasopalatine) vessels
Notes: Sphenoid and Palatine (Pterygopalatine fossa)
42
Q

Sphenoidal Emissary Foramen*

A

Emissary v.

Notes: Sphenoid (Pterygoid plexus to cavernous sinus)

43
Q

Stylomastoid Foramen

A

CNVII, stylomastoid a.

Notes: Temporal (mastoid portion)

44
Q

Superior Orbital Fissure

A

CNIII, IV, V1, VI, superior ophthalmic v., sympathetic fibers from cavernous plexus
Notes: Between the greater and the lesser wings of the sphenoid

45
Q

Suptraorbital Foramen/Notch

A

Supraorbitaln. (of V1) and vessels, supratrochlear n. (of V1) and vessels
Notes: Frontal

46
Q

Tympanic Canaliculus

A

Tympmanic branch of CNIX

Notes: Temporal (tympanic portion)

47
Q

Tympanomastoid Fissure*

A

Auricular branch of CNX

Notes: Temporal (mastoid portion)

48
Q

Zygomaticofacial Foramen

A

Zygomaticofacial n. and vessels

Notes: Zygomatic

49
Q

Zygomaticotemporal Foramen

A

Zygomatictemporal n. and vessels

Notes: Zygomatic

DMD 5222 Head and Neck II (1 decks)

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