pterygopalatine fossa

Question 1

anterior wall of PP fossa

Answer 1

posterior surface of maxilla

Question 2

medial wall of PP fossa

Answer 2

lateral surface of the perpendicular plate of the palatine bone

Question 3

posterior wall of PP fossa

Answer 3

pterygoid process of sphenoid bone

Question 4

lateral aspect of PP fossa

Answer 4

continuous with infratemporal fossa

Question 5

roof of PP fossa

Answer 5

inferior surface of greater wing of sphenoid

Question 6

floor of PP fossa

Answer 6

pyramidal process of palatine bone

Question 7

inferior orbital fissure communicates with

Answer 7

floor of the orbit

Question 8

inferior orbital fissure transmits

Answer 8

• branches of max n (infraorbital, orbital, zygomatic)
• infraorbital vessels
• inferior ophthalmic v

Question 9

sphenopalatine foramen

Answer 9

supplies: nasal cavity
transmits: nasal nn, sphenopalatine vessels

Question 10

foramen rotundum

Answer 10

supplies: middle cranial fossa
transmits: max n

Question 11

pterygoid canal

Answer 11

supplies: MCF
transmits: n and vessels of pterygoid canal

Question 12

pterygoid canal is ___ to foramen rotundum

Answer 12

inferior and medial

Question 13

palatovaginal (pharyngeal) canal

Answer 13

supplies: nasopharynx
transmits: pharyngeal n and a

Question 14

palatine canal

Answer 14

supplies: roof of oral cavity (hard palate)
transmits: palatine nn and descending palatine vessels

Question 15

pterygomaxillary fissure is continuous with

Answer 15

infratemporal fossa

Question 16

pterygomaxillary fissure transmits

Answer 16

posterior superior alveolar n

Question 17

what major structures are found in the pterygopalatine fossa

Answer 17

1. max n
2. max a branches
3. pterygopalatine ganglion