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Anatomy exam 5 > pterygopalatine fossa > Flashcards

pterygopalatine fossa Flashcards

1
Q

what fossa is lateral to the pterygopalatine fossa

A

infratemporal fossa

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2
Q

medial wall of the pterygopalatine fossa

A

palatine bone with the sphenopalatine foramen

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3
Q

the hub for nereons and arteries for the middle face

A

pterygopalatine fossa

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4
Q

what ganglion is found int eh pterygopalatine fossa

A

ptergopalatine ganglion (CN VII)

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5
Q

what does the pteryogpalatine ganglion consist of

A

CN VII mainly
attached to V2 by 2 short pterygopalatine nerves
receives (Vidian) n of pterygoid canal
both sympa and parasympa fibers

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6
Q

what fibers synapse in the pterygopalatine ganglion

A

parasympa fibers

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7
Q

openings of the pterygopalatine fossa

A 
inferior-orbital fissure
sphenopalatine foramen
pterygomaxillary fissure
foramen rotundum
pterygoid canal
palatovaginal canal
palatine canal
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8
Q

the sphenopalatine foramen opens into

A

the nasal cavity

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9
Q

the inferior orbital fissure opens into

A

the flor of the orbit

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10
Q

the pterygomaxillary fissure opens into

A

infratemporal fossa

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11
Q

Foramen rotundum opens into

A

the middle cranial fossa

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12
Q

the pterygoid canal opens into

A

the cranial cavity

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13
Q

the palatovaginal canal opens into

A

the nasopharynx

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14
Q

the palatine canal opens into

A

the roof of the oral cavity

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15
Q

lateral openings of pterygopalatine fossa

A

pterygomaxillary fissure

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16
Q

roof openings of the pterygopalatine fossa

A

infraorbital fissure

17
Q

medial openings of the pterygopalatine fossa

A

sphenopalatine foramen

18
Q

inferior openings of the pterygopalatine fossa

A

palatine canal

19
Q

posterior openings of the pterygopalatine fossa

A

foramen rotundum
pterygoid canal
pharyngeal canal

20
Q

what arteries pass through the pterygomaxillary fissure

A 
maxillary artery
infra-orbital A
sphenopalatine A
artery of the pharyngeal canal
pharyngeal artery
greater and lesser palatine artery
posterior superior alveolar artery
21
Q

what veins pass through the pterygomaxillary fissure

A

veins of the same name

also emissaries that drain into the ptygoid plexus

22
Q

location of the sphenopalatine foramen

A

anterior and inferior to sphenoid sinus

23
Q

what passes through sphenopalatine foramen

A

sphenopalatine artery
Nasopalatine N (V2)
Posterior lateral Nasal N (V2)

24
Q

what goes through foramen rotundum

A

Maxillary Nerve (V2)

25
Q

where is the inferior orbital fissure

A

posterior/inferior aspect of the orbit

26
Q

what passes through the inferior orbital fissure

A 
infraorbital nn (V2)
zygomatic nn (V2)
accompanying aa
27
Q

infraorbitals n conintues where after passing through inferior orbital fissure

A

infraorbital foramen to face

28
Q

zygomatic nerves sends what branches in orbit leadinng to the face

A

zygomaticotemporal n

zygomaticofacial n

29
Q

parasympa for lacrimal gland comes from

A

zygomatic branches of V2 that communicate with V1

30
Q

what does the pterygoid canal connect

A

connects foramen lacerum and pterygopalatine fossa and sphenopalatine foramen

31
Q

what serves as one psoterior opening of the pterygopalatine fossa

A

pterygoid canal

32
Q

what passes through the pterygoid canal

A

Vidian N of pterygoid canal

pterygoid branch of maxillary a

33
Q

location of the pharyngeal canal

A

superior and lateral to alae of vomer bone

anterior and medial to pterygoid canal

34
Q

what does the pharyngeal canal transmit

A 
pharyngeal N (CN V2)
pharyngeal branch of maxillary a
35
Q

travel of the palatine canal

A

runs vertically lateral to perpendicular plate of palatine bone

36
Q

what passes through the palatine canal

A

greater and lesser palatine Nn (CN V2)
descending palatine a
greater and lesser palatine aa, runngint with assocated nerve

37
Q

greater and lesser palatine aa emerge where

A

through greater and lesser palatine foramen

38
Q

vidian N supply

A

lacrimal, nasal, palatal glands

Anatomy exam 5 (18 decks)

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