Muscles of facial expression

Question 1

Occipitalis O?

Answer 1

O: occip. bone and mastoid process.

Question 2

Frontalis O?

Answer 2

O: galea aponeurotica.

Question 3

Zygomaticus major

Answer 3

Smiling muscle. Attaches to obicularis oris. Elevates the corner of the mouth to smile.

Question 4

Orbicularis orbis

Answer 4

Sphincter muscle surrounding mouth. A: Protrudes and compresses lips.

Question 5

Orbicularis oculi

Answer 5

Sphincter muscle around eyes. A: forcefully closes eyes.

Question 6

Buccinator

Answer 6

Deep muscle in cheek. Blowing muscle. A: squeezes cheeks together to blow, whistle, suck.

Question 7

Playtsma O?

Answer 7

Growling muscle. Superficial muscle ant. neck.

O: Fascia covering superior part of pec. major.

Question 8

Occipitalis I?

Answer 8

I: galea aponeurotica.

Question 9

Occipitalis A:

Answer 9

Pulls skin back, elevates eyebrows.

Question 10

Frontalis I?

Answer 10

I: soft tissue above eyes.

Question 11

Frontalis A?

Answer 11

A: pulls skin back, lifts eyebrows

Question 12

Platysma I?

Answer 12

I: Base of mandible, skin of lower face.

Question 13

Platysma A?

Answer 13

A: Elevate skin on chest, depress lower lip.