Superficial Anterior Forearm muscles

Question 1

Pronator Teres

Answer 1

Action: Pronates arm, flex forearm at elbow

N: Median n. (C6-C7)

A: Anterior ulnar recurrent artery

Question 2

Flexor carpi radialis

Answer 2

Action: Flexes wrist/abducts hand at wrist

N: Median n. (C6-C7)

A: Ulnar a.

Question 3

Palmaris longus

Answer 3

Actions: Flexes hand at wrist, tenses palmar aponeurosis (stuff on palm of hand)

N: Median n. (C7-C8)

A: Ulnar a.

Question 4

Flexor carpi ulnaris

Answer 4

Action: Flexes wrist/adducts hand

N: Ulnar n. (C7-C8)

A: Ulnar a.

Question 5

Flexor digitorum superficialis

Answer 5

(Under pronator teres, flexor carpi radialis, palmaris longus)

Action: Flexes digits 2-5/flexes wrist

N: Median n. (C7-T1)

A: Ulnar a.

Question 6

Flexor digitorum profundis

Answer 6

(Under flexor digitorum superficialis)- “power grip”

Action: Flexes digits 2-5/assists in flexing wrist

N: 1/2 median, ulnar nn. (C8,T1)

A: Anterior interosseous a.

Question 7

Flexor pollicis longus

Answer 7

Action: Flexes 1st digit

N: Anterior interosseous branch of Median n. (C8,T1)

A: Anterior interosseous a.

Question 8

Pronator quadratus

Answer 8

Actions: Pronates forearm, binds radius and ulna together

N: Median n. via anterior interosseous n. (C8,T1)

A: Anterior interosseous a.