Muscles of the Forearm and Hand Flashcards Preview

Anatomy Lab > Muscles of the Forearm and Hand > Flashcards

Flashcards in Muscles of the Forearm and Hand Deck (19):
1

Origin, insertion, and action of Supinator

Origin: Lateral epicondyle of humerus, anterior ulna
Insertion: Proximal radius
Action: Supinates hand

2

Origin, insertion, and action of Pronator teres

Origin: Medial epicondyle of humerus, coronoid process of ulna
Insertion: Lateral and middle shaft of radius
Action: Pronates hand, flexes forearm

3

Origin, insertion, and action of Palmaris longus

Origin: Medial epicondyle of humerus
Insertion: Palmar aponeurosis
Action: Flexes hand

4

Origin, insertion, and action of Flexor digitorum superficialis

Origin: Medial epicondyle of humerus, proximal ulna, proximal radius
Insertion: Middle phalanges of II-V digits
Action: Flexes proximal and middle phalanges, flexes hand

5

Origin, insertion, and action of Opponens pollicis

Origin: Trapezium
Insertion: First metacarpal
Action: Opposes thumb

6

Origin, insertion, and action of Extensor digitorum

Origin: Lateral epicondyle of humerus
Insertion: Middle and distal phalanges of II-V digits
Action: Extends phalanges, extends hand

7

Name an action of the Pronator quadratus

Pronates hand

8

Name an action of the Flexor carpi radialis

Flexes and abducts hand

9

Name an action of the Flexor carpi ulnaris

Flexes and adducts hand

10

Name an action of the Flexor digitorum profundus

Flexes phalanges, flexes hand

11

Name an action of the Flexor pollicis longus

Flexes thumb

12

Name an action of the Flexor pollicis brevis

Flexes thumb

13

Name an action of the Abductor pollicis brevis

Abducts thumb

14

Name an action of the Extensor carpi radialis longus

Extends and abducts ahnd

15

Name an action of the Extensor carpi radialis brevis

Extends and abducts hand

16

Name an action of the Extensor carpi ulnaris

Extends and adducts hand

17

Name an action of the Abductor pollicis longus

Abducts thumb

18

Name an action of the Extensor pollicis longus

Extends thumb

19

Name an action of the Extensor pollicis brevis

Extends thumb