Muscles now

Question 1

Frontalis

Answer 1

Raises eyebrows

Question 2

Buccinator

Answer 2

Pushes cheek to blow. Helps hold food while chewing. Is deep to masseter

Question 3

Occipitalis

Answer 3

Pulls scalp posteriorly

Question 4

Temporalis

Answer 4

Elevates, retracts mandible

Question 5

Zygomaticus major

Answer 5

Raises corners of mouth

Question 6

Sternocleidomastoid

Answer 6

Lateral flexion of head, rotation, bilateral flexion,

Question 7

Platysma

Answer 7

Depresses mandible

Question 8

Erector spinae

Answer 8

Extend vertebral column, maintain posture with 2 muscles. lateral flexion of column with 1 muscle.

Question 9

Infraspinatus

Answer 9

Laterally rotates and adducts arm

Question 10

Lattissimus Dorsi

Answer 10

Extends, adducts, and medically rotates arm

Question 11

Levator scapulae

Answer 11

Elevates scapula

Question 12

Subscapularis

Answer 12

Medially rotates arm

Question 13

Supraspinatus

Answer 13

Assists to abducting arm

Question 14

Teres major

Answer 14

Extends, adducts and medially rotates arm

Question 15

Trapezius

Answer 15

Elevates/ depresses scapula, middle portion adducts scapula, extends head

Question 16

Pectoralis major

Answer 16

Adducts, medially rotates arm as a whole. Clavicular head only flexes arm, sternocostal extends arm.

Question 17

Pectoralis minor

Answer 17

Abducts scapula, rotates it downward

Question 18

External intercostals

Answer 18

Increase thoracic diameter

Question 19

Serratus anterior

Answer 19

Abducts scapula and rotates it upward

Question 20

Diaphragm

Answer 20

Flattens to increase length of thoracic cage

Question 21

External oblique

Answer 21

Bilateral contraction flexes column, compresses abdomen.
Unilateral contraction laterally flexes and rotates column

Question 22

Iliopsoas
(Psoas major and Iliacus)

Answer 22

Both flex thigh, rotate thigh laterally, and flex trunk

Question 23

Internal oblique

Answer 23

Bilateral contraction flexes column and compresses.
Unilateral contraction laterally flexes and rotates column

Question 24

Rectus abdominis

Answer 24

Flexes column but importantly compresses abdomen

Question 25

Transversus abdominis

Answer 25

Compress abdomen and stabilize trunk

Question 26

Biceps brachii

Answer 26

Flexes and supinates forearm, flexes arm

Question 27

Brachialis

Answer 27

Flexes forearm

Question 28

Deltoid

Answer 28

Abducts arm. Laterally rotates arm

Question 29

Triceps Brachii

Answer 29

Extend forearm and help extend arm

Question 30

Teres minor

Answer 30

Laterally rotates, extends and adducts arm

Question 31

Brachioradialis

Answer 31

Flexes forearm. Pronates and supinates forearm.

Question 32

Extensor Carpi radialis longus

Answer 32

Extends and abducts hand

Question 33

Extensor carpi ulnaris

Answer 33

Extends and adducts hand

Question 34

Extensor Digitorum

Answer 34

Extends hand and fingers

Question 35

Flexor carpi radialis

Answer 35

Flexes and abducts hand

Question 36

Flexor carpi ulnaris

Answer 36

Flexes and adducts hand

Question 37

Flexor digitorum superficialis

Answer 37

Flexes hand and fingers

Question 38

Palmaris longus

Answer 38

Weakly flexes wrist

Question 39

Pronator teres

Answer 39

Pronates and weakly flexes forearm

Question 40

Biceps femoris

Answer 40

Flexes leg and extends thigh

Question 41

Gluteus Maximus

Answer 41

Extends and laterally rotates thigh

Question 42

Gluteus medius

Answer 42

Abducts and medially rotates thigh.

Question 43

Semimembranosus

Answer 43

Flexes leg and extends thigh. Most medial hamstrings.

Question 44

Semitendinosus

Answer 44

Flexes leg and extends thigh.

Question 45

Tensor fasciae latae

Answer 45

Flexes and abducts thigh.

Question 46

Adductor longus

Answer 46

Adducts, flexes and medially rotates thigh

Question 47

Adductor magnus

Answer 47

Adducts and medially rotates thigh.

Question 48

Gracilis

Answer 48

Adducts thigh and medially rotates thigh. Flexes leg

Question 49

Satorius

Answer 49

Flexes leg and flexes, abducts and laterally rotates thigh. (Cross our legs)

Question 50

Extensor digitorum longus

Answer 50

Dorsiflexes foot and extends toes

Question 51

Fibularis longus

Answer 51

Plantar flexes and everts foot

Question 52

Tibialis anterior

Answer 52

Dorsiflexes and inverts foot

Question 53

Gastrocnemius

Answer 53

Plantar flexes foot and flexes leg

Question 54

Soleus

Answer 54

Plantar flexes foot only