Facial And Neck Muscle Descriptions

Question 1

At the posterior end of the cranial aponeurosis; covers the posterior aspect of the skull and pulls the scalp posteriorly

Answer 1

Occipitalis

Question 2

Has fibers that run in circles around the eyes. It allows you to close your eyes, squint, blink, and wink

Answer 2

Orbicularis oculi

Question 3

Circular muscle of the lips; often called “kissing muscle” because it closes the mouth and protrudes the lips

Answer 3

Orbicularis oris

Question 4

Fleshy muscle that runs horizontally across the cheek and inserts into the obituaries oris. It flattens the cheek (whistling or blowing) Also a chewing muscle becauase it compresses the cheek to hold the food between the teeth during chewing

Answer 4

Buccinator

Question 5

Extends from the corner of the mouth to the cheekbone; “smiling muscle” because it raises the corners of the mouth upward

Answer 5

Zygomaticus

Question 6

What are the facial muscles

Answer 6

Frontalis, occipitalis, orbicularis oculi, orbicularis oris, zygomaticus, and buccinator

Question 7

What are the chewing muscles

Answer 7

Buccinator, masseter, temporalis,

Question 8

Runs from the zygomatic process of the temporal bone to the mandible; covers the angle of the lower jaw; closes the jaw by elevating the mandible

Answer 8

Masseter

Question 9

A fan-shaped muscle overlying the temporal bone; inserts into the mandible and acts as a synergist of the masseter in closing the jaw

Answer 9

Temporalis

Question 10

What are the neck muscles

Answer 10

Platysma, sternocleidomastoid

Question 11

Covers the frontal bone (cranial aponeurosis to the skin of the eyebrows (where it inserts)); allows you to raise eyebrows and wrinkle forehead

Answer 11

Frontalis

Question 12

Single muscle that covers the anterolateral neck; it originates from the connective tissue covering of the chest muscles and inserts into the area around the mouth; it pulls the corners of the mouth inferiorly, producing a downward sag of the mouth; “sad clown face”

Answer 12

Platysma

Question 13

Paired muscles are two-headed muscles, one found on each side of the neck; one head rises from the sternum and the other from the clavicle; when they contract together, they flex your neck; “prayer” muscles because it happens when you bow your head; if one muscle is contracted, your head is tilted toward your shoulder

Answer 13

Sternocleidomastoid