Muscle Function

Question 1

Raises the eyebrows when glancing upward or when showing surprise

Answer 1

-Frontalis
-on forehead

Question 2

A sphincter muscle that closes the eye when blinking or squinting

Answer 2

Orbicularis oculi

Question 3

Draws the mouth upward when laughing

Answer 3

-Zygomaticus
-extends across the face from mouth to ear

Question 4

Closes the mouth and purses the lips

Answer 4

Orbicularis oris

Question 5

Assists and smiling and blowing

Answer 5

Buccinator

Question 6

Aids in closing the jaw

Answer 6

-Temporalis
-side of head above ear

Question 7

Closes the jaw

Answer 7

Masseter

Question 8

Flexes the head 

Answer 8

Sternocleidomastoid
-runs from just below ear to bottom of anterior neck

Question 9

Extends the head and flexes the head to one side

Answer 9

-Trapezius
-up the back of the neck and down to mid back

Question 10

Lie superficially between ribs and elevate the ribs during inspiration

Answer 10

External intercostals

Question 11

Flexes and adducts the upper arm like when climbing or hugging

Answer 11

-Pectoralis major
-front of chest

Question 12

Abducts flexes and rotates the arm

Answer 12

-Deltoid
-On top of the shoulder

Question 13

Adducts the humerus extends the arm backward

Answer 13

Latissimus dorsi
-mid and lower back

Question 14

Prime mover when flexing the forearm

Answer 14

-Brachialis
-outside top part of arm

Question 15

Assists the brachialis when flexing the forearm

Answer 15

Biceps brachii

Question 16

Prime mover when extending the forearm

Answer 16

-Triceps brachii
-posterior top of arm

Question 17

Helps the brachialis and the biceps brachii flex the forearm

Answer 17

Brachioradialis

Question 18

The longest muscle in the body. Aids in flexion of the hip and knee and abducts and laterally rotates the thigh

Answer 18

-Sartorius
-across the front of the thigh

Question 19

Rotate and draw the thigh in toward the body

Answer 19

Adductor muscles

Question 20

Prime mover for knee extension

Answer 20

-Quadriceps femoris
-front top of leg

Question 21

Abducts and rotates the thigh outward

Answer 21

Gluteus medius

Question 22

Assists gluteus medius in abducting the thigh

Answer 22

Gluteus minimus

Question 23

Extend the thigh at the hip flex the knee and rotate the leg

Answer 23

-Hamstrings
-back of thigh