Anatomy L2

Question 1

The cheek forms the lateral wall of the___ and is made up of ____ muscle.

Answer 1

Mouth vestibule, buccinator

Question 2

Opening of parotid duct

Answer 2

Vestibule at upper 2nd molar tooth

Question 3

Sensory supply of vestibule

Answer 3

Cheek mucus membrane: buccal br. Of mandibular
Upper lip and gum: ant, middle & post.sup alveolar nerves (br. Of maxillary)
Lower lip and gum: inf. Alveolar (from mandibular)

Question 4

Sensory supply of roof of mouth cavity proper

Answer 4

Roof: maxillary—> greater palatine & nasopalatine (terminal) supply hard palate, lesser palatine & glossopharyngeal supply the soft palate.

Question 5

Sensory supply of the floor of the mouth proper

Answer 5

General sensation: lingual (from mandibular)
Taste sensation: chorda tympani (from facial through lingual)

Question 6

What type of tissue covers the hard palate?

Answer 6

Dense fibrous C.T & surface mucosa

Question 7

Differentiate between palate mucosa anteriorly and posteriorly

Answer 7

Ant: thick & corrugated
Post: smooth

Question 8

Which of the palates is movable ?

Answer 8

Soft palate

Question 9

What is the uvula ?

Answer 9

It is the free posterior part of the soft palate

Question 10

Function of the soft palate

Answer 10

Close the pharyngeal isthmus
(Swallowing, talking, vomiting, blowing