Anterior compartment- deep muscles

Question 1

Insertion of flexor digitorum profundus?

Answer 1

Distal phalanges of 2nd to 5th digits (palmar surface)

Question 2

Innervation of flexor digitorum profundus?

Answer 2

Median n. (C8, T1)

Ulnar n. (C8, T1)

Question 3

Action of flexor digitorum profundus?

Answer 3

Wrist, MCP, PIP, DIP of 2nd to 5th digits: flexion

Question 4

Origin of flexor pollicis longus?

Answer 4

Radius (midanterior surface) and adjacent interosseous membrane

Question 5

INsertion of flexor pollicis longus?

Answer 5

Distal phalanx of thumb (palmar surface)

Question 6

Innervation of flexor pollicis longus?

Answer 6

Median n.

C8, T1

Question 7

Action of flexor pollicis longus?

Answer 7

Wrist: flexion and abduction (radial deviation) of hand

Carpometacarpal of thumb: flexion of MCP and IP of thumb: flexion

Question 8

Origin of pronator quadratus?

Answer 8

Distal quarter of ulna (anterior surface)

Question 9

Insertion of pronator quadratus?

Answer 9

DIstal quarter of radius (anterior surface)

Question 10

Innervation of pronator quadratus?

Answer 10

Median n.

C8, T1

Question 11

Action of pronator quadratus?

Answer 11

Hand: pronation

DIstal radioulnar joint: stabilization

Question 12

Origin of flexor digitorum profundus?

Answer 12

Ulna (proximal two thirds of flexor surface) and interosseous membrane