Musculature of the Upper Lip Flashcards Preview

Spinal Anatomy I - Exam 3 > Musculature of the Upper Lip > Flashcards

Flashcards in Musculature of the Upper Lip Deck (16):
1

What are the parts of the levator labii superioris?

- orbital
- angular
- zygomatic

2

Which facial muscle will be attached at the infraorbital margin of the zygomatic and maxillary bones and at the orbicularis oris of the upper lip?

levator labii superioris

3

What is the function of the levator labii superioris?

raise and evert the upper lip

4

What is the innervation of the levator labii superioris?

buccal branches of the facial nerve

5

Which of the facial muscles will be attached to the frontal process of the maxilla and to the orbicularis oris of the upper lip?

levator labii superioris alaeque nasi

6

What is the function of the levator labii superioris alaeque nasi?

- raise and evert the upper lip
- dilate the nostril

7

What is the innervation of the levator labii superioris alaeque nasi?

buccal branches of the facial nerve

8

Which facial muscle will be attached to the maxillary process of the zygomatic bone and to the orbicularis oris of the upper lip near the corner of the mouth?

zygomaticus minor

9

What facial muscles will produce the nasolabial groove?

- zygomaticus minor
- levator anguli oris

10

What is the function of the zygomaticus minor?

- raise the upper lip
- produce the nasolabial groove

11

What is the innervation of the zygomaticus minor?

buccal branches of the facial n.

12

What facial muscle will attach the temporal process of the zygomatic bone to the orbicularis oris, levator anguli oris, and depressor anguli oris at the corner of the mouth?

zygomaticus major

13

What is the function of the zygomaticus major?

draws the angle of the mouth up and out

14

What is the innervation of the zygomaticus major?

buccal branches of the facial n.

15

Which facial muscle will be attached to the canine fossa of the maxilla and at the corner of the mouth to the orbicularis oris, zygomaticus major, and depressor anguli oris?

levator anguli oris

16

What is the innervation of the levator anguli oris?

buccal branches of the facial nerve

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