Flexor muscles of the forearm

Question 1

Name the 5 muscles that originate from the medial epicondyle - from ulnar/thumb side to finger/radius side .

And name the nerve that supplies them!

Answer 1

Pronator teres M
Flexor carpi radialis M
Palmaris longus M
Flexor digitorum superficialis M
Flexor carpi ulnaris U

Question 2

What are the three deep flexor muscles?

What nerve supplies these?

Answer 2

Flexor pollicus longus M
Flexor digitorum profundus M&U
Pronator quadratus M

Question 3

What action does the pronator teres do?

Answer 3

Pronates forearm

Question 4

What action does the flexor carpi radialis do?

Answer 4

Flexes hand at wrist

Abducts hand

Question 5

What action does the palmaris longus do?

Answer 5

Flexes hand at wrist

Tightens palmar aponeuroses

Question 6

What action does the flexor digitalis superficialis do?

Answer 6

Flexes hand at wrist
Flexes proximal interphalangeal joints of fingers
and Metacarpophalangeal joints of fingers

Question 7

What action does the flexor carpi ulnaris do?

Answer 7

Flexes hand at wrist

Abducts hand

Question 8

What action does the flexor digitalis profundus do?

Answer 8

Flexes hand at wrist
Flexes distal interphalangeal joints
and Metacarpophalangeal joints

Question 9

What action does the flexor pollicus longus do?

Answer 9

Abducts hand
Flexes hand at wrist
Flexes all joints of thumb
-carpometacarpal joint
-Metacarpophalangeal joint
-interphalangeal joint

Question 10

What action does the brachioradialis do?

Answer 10

Semi-pronates arm

Question 11

What action does the pronator quadratus do?

Answer 11

Pronates forearm