Muscles selon l'action

Question 1

Finger extension

Answer 1

Extensor digitorum, extensor indicis, extensor digiti minimi

C7.-C8

Question 2

Thumb abduction in plane of palm

Answer 2

Abductor pollicis longus

C7.-C8

Question 3

Finger abduction

Answer 3

Dorsal interossei, abductor digiti minimi

C8-T1.

Question 4

Finger and thumb adduction in plane of palm

Answer 4

Adductor pollicis, palmar interossei

C8-T1.

Question 5

Thumb opposition

Answer 5

Opponens pollicis

C8-T1.

Question 6

Thumb abduction perpendicular to plane of palm

Answer 6

Abductor pollicis brevis

C8-T1.

Question 7

Flexion at distal interphalangeal joints, digits 2, 3

Answer 7

Flexor digitorum profundus to digits 2, 3

C7-C8.

Question 8

Flexion at distal interphalangeal joints, digits 4, 5

Answer 8

Flexor digitorum profundus to digits 4, 5

C7-C8.

Question 9

Wrist flexion and hand abduction

Answer 9

Flexor carpi radialis

C6-C7

Question 10

Wrist flexion and hand adduction

Answer 10

Flexor carpi ulnaris

C7-C8.-T1

Question 11

Wrist extension and hand abduction

Answer 11

Extensor carpi radialis

C5-C6.

Question 12

Elbow flexion (with forearm supinated)

Answer 12

Biceps, brachialis

C5-C6

Question 13

Elbow extension

Answer 13

Triceps

C6-C7-C8

Question 14

Arm abduction at shoulder

Answer 14

Deltoid

C5.-C6