Deep Face II

Question 1

arterial supply of maxillary sinus

Answer 1

superior alveolar branches of:

• maxillary artery
• greater palatine artery

Question 2

innervation of maxillary sinus

Answer 2

superior alveolar nerve branches

Question 3

anterior and middle ethmoid sinus drainage

Answer 3

into middle meatus

Question 4

posterior ethmoid drainage

Answer 4

into superior meatus

Question 5

arterial supply of ethmoid sinus

Answer 5

• anterior ethmoidal a.
• posterior ethmoidal a.
• sphenopalatine a.

Question 6

innervation of ethmoid sinus

Answer 6

nasociliary nerves of V1 (opthalamic)

Question 7

sphenoid sinus drainage

Answer 7

via spheno-ethmoidal recess

Question 8

arterial supply of sphenoid sinus

Answer 8

posterior ethmoidal a.

Question 9

innervation of sphenoid sinus

Answer 9

posterior ethmoidal nerve

Question 10

frontal sinus drainage

Answer 10

via frontonasal duct into semilunar hiatus of middle meatus

Question 11

arterial supply of frontal sinus

Answer 11

• supraorbital a.

- anterior ethmoidal aa.

Question 12

innervation of frontal sinus

Answer 12

supraorbital nerve of V1 (opthalamic)

Question 13

maxillary sinus drainage

Answer 13

via maxillary osteium into middle meatus