Lecture 22

Question 1

What are the 4 main structures of the lips?

Answer 1

1) mucous membrane
2) Philtrum
3) labial frenulum
4) Philtral ridges

Question 2

What are the two parts of the cheeks?

Answer 2

1) mucous membrane

2) adipose

Question 3

What are the 10 muscles of the face?

Answer 3

1) orbicularis or is
2) buccinator
3) risourius
4) levator labii superioris
5) zygomatic major
6) depressor labii inferioris
7) levator anguli oris
8) depressor anguli oris
9) mentalis
10) platysma

Question 4

Which facial muscle surrounds the lips?

Answer 4

Orbicularis oris

Question 5

Which facial muscle is located in the check area?

Answer 5

Buccinator

Question 6

Which facial muscle courses horizontally and laterally on the check, and causes lip retraction and smiling

Answer 6

Risorius

Question 7

Which facial muscle raises the upper lip?

Answer 7

Levator labii superioris

Question 8

Which facial muscle runs from the zygomatic bone to the corner of the lips and causes smiling?

Answer 8

Zygomatic major

Question 9

Which facial muscle depresses the lower lip?

Answer 9

Depressor labii inferioris

Question 10

Which facial muscle elevates the angle/corner of the mouth?

Answer 10

Levator anguli oris

Question 11

Which facial muscle lowers the angle/corner of the mouth?

Answer 11

Depressor anguli oris

Question 12

Which facial muscle causes pouting/protruding lower lip/chin wrinkle?

Answer 12

Mentalis

Question 13

Which facial muscle is thin, broad, and draw the corners of the mouth down and back

Answer 13

Platysma