Upper Limb 3 Station 1 - Anterior Forearm: Deep Muscles

Question 1

Name the 3 muscles of the deep group?

Answer 1

Flexor digitrum profunsus

Flexor pollicis longus

Pronator quadratus

Question 2

Answer 2

Question 3

What fingers does the flexor digitorum profundus flex?

Answer 3

2,3,4,5 NOT 1

Question 4

What nerve supplies the FDP?

Answer 4

Dual supply - median nerve to digits 2,3 and ulnar nerve to digits 4,5

Question 5

What muscle is the long flexor of the thumb? What nerve innervates this muscle?

Answer 5

Flexor pollicus longus

Median nerve

Question 6

Pronator quadratus innervation, action and origin/insertion?

Answer 6

Pronates forearm

Median nerve

Originates in front of ulna and inserts into the radius - distal 4th of forearm