7) Pterygopalatine fossa + connections

Question 1

Pterygopalatine fossa (or sphenopalatine fossa)

Pterygoid canal (of Vidius)

→ From where (to where) does it go?

Answer 1

External base of the skull

Question 2

External base of the skull

Petrooccipital fissure

→ From where (to where) does it go?

Answer 2

Posterior cranial fossa

Question 3

Pterygopalatine fossa (or sphenopalatine fossa)

• *lesser palatine canal**
• (opens with lesser** *palatine foramen)

→ From where (to where) does it go?

Answer 3

Oral cavity

Question 4

Pterygopalatine fossa (or sphenopalatine fossa)

Inferior orbital fissure I. (postero-medial part)

→ From where (to where) does it go?

Answer 4

Orbit

Question 5

Pterygopalatine fossa (or sphenopalatine fossa)

Pterygomaxillary fissure

→ From where (to where) does it go?

Answer 5

Infratemporal fossa

Question 6

Pterygopalatine fossa (or sphenopalatine fossa)

Foramen rotundum

→ From where (to where) does it go?

Answer 6

Middle cranial fossa

Question 7

Pterygopalatine fossa (or sphenopalatine fossa)

Sphenopalatine foramen

(or pterygopalatine foramen)

→ From where (to where) does it go?

Answer 7

Nasal cavity (common nasal meatus)