Muscle Functions

Question 1

This facial muscle in the cheek area runs from the cheek bone to the side of the mouth, and helps you smile

Answer 1

zygomaticus

Question 2

Rotator cuff muscle located above the spine of the scapula

Answer 2

supraspinatus

Question 3

One of the side muscles of the torso that rotate the upper body

Answer 3

external oblique

Question 4

The most lateral of the quadriceps muscles in the thigh; extends the leg at the knee.

Answer 4

vastus lateralus

Question 5

The front middle quadriceps (thigh) muscle; used for knee extension and hip flexion

Answer 5

rectus femoris

Question 6

Main rump (butt) muscle for extending the hip and for sitting.

Answer 6

gluteus maximus

Question 7

This muscle runs from the outer hip to the inner knee; flexes and rotates the thigh and leg.

Answer 7

sartorius

Question 8

Large upper back and neck muscle used for pulling and rowing motions

Answer 8

trapezius

Question 9

Large chest muscle used in pushing things away from the body, as in push ups or bench pressing

Answer 9

pectoralis major

Question 10

This muscle covers the front of the neck and chin; used for frowning and flexing the neck.

Answer 10

platysma

Question 11

Forehead muscle; involved in moving eyebrows.

Answer 11

epicranius frontalis

Question 12

Main shoulder muscle; shaped like an upside down triangle

Answer 12

deltoid

Question 13

Groin/inner thigh muscle that adducts the hips.

Answer 13

gracilis

Question 14

The muscle located at the back of the skull; participates in moving the eyebrows

Answer 14

epicranius occipitalis

Question 15

Primary flexor of the arm; gets its name from having 2 heads

Answer 15

biceps brachii

Question 16

Main calf muscle for lifting heel and standing on toes

Answer 16

gastrocnemius

Question 17

The main jaw muscle used for chewing

Answer 17

masseter

Question 18

Large middle back muscle used for pulling arms down and back; exercised using “pulldowns”

Answer 18

latissimus dorsi

Question 19

Forearm muscle that extends the fingers (aka. “digits”)

Answer 19

extensor digitorum

Question 20

The proper name for the central abdominal muscles that are more commonly called abs; used to flex the trunk.

Answer 20

rectus abdominis