Shoulder/Arm/Wrist Actions

Question 1

5) Subscapularis

Answer 1

5) Rotate humerus

Question 2

6) Supraspinatus
7) Infraspinatus
8) Teres minor
9) Teres major

Answer 2

6) Abduct humerus
7) Rotate humerus
8) rotate humerus
​9) Extend, rotate, adduct humerus

Question 3

10) Deltoid

Answer 3

10) Abduct humerus

Question 4

11) Biceps brachii
15) Coracobrachialis

Answer 4

11) Flexion of elbow and supination of forearm
15) Adduction and flexion at shoulder

Question 5

14) Brachialis

Answer 5

14) Flexor of elbow

Question 6

16/17) Triceps brachii

Answer 6

16/17) Forearm extension

Question 7

19) Brachioradials
20) Extensor carpi radialis longus
21) Extensor carpi radialis brevis
30) Extensor digitorum

Answer 7

19) Synergist of elbow flexion
20) Extend and abduct wrist
21) Extend and abduct wrist
30) Finger extension

Question 8

25) Flexor carpi ulnaris
32) Extensor carpi ulnaris

Answer 8

25) Flexion and adduction of wrist
32) Extend and adduct wrist

Question 9

Brachioradialis

Answer 9

Synergist of elbow flexion

Question 10

Rhomboids

Answer 10

Pulls scapula medially

Question 11

Pectoralis major

Answer 11

Flexes and adducts arm

Question 12

Pectoralis minor

Answer 12

Draws scapula forward

Question 13

Trapezius

Answer 13

Extends head, moves scapula

Question 14

Latissimus dorsi

Answer 14

Extend, abduct, and rotate arm

Question 15

Pronator teres

Answer 15

Pronation of forearm

Question 16

Flexor carpi radialis

Answer 16

Flexor of wrist

Question 17

Palmaris longus

Answer 17

Flexor of wrist