Anterior compartment- Superficial Muscles

Question 1

Insertion of prontator teres?

Answer 1

Lateral radius (distal to supinator insertion)

Question 2

Innervation of pronator teres?

Answer 2

Median n.

C6, C7

Question 3

Action of pronator teres?

Answer 3

Elbow: weak flexor
Forearm: pronation

Question 4

Origin of flexor carpi radialis?

Answer 4

Medial epicondyle of humerus

Question 5

Insertion of flexor carpi radialis?

Answer 5

Base of 2nd metacarpal

varies: maybe base of 3rd metacarpal

Question 6

Innervation of flexor carpi radialis?

Answer 6

Median n.

C6, C7

Question 7

Action of flexor carpi radialis?

Answer 7

Wrist: flexion and abduction (radial deviation) of hand

Question 8

Origin of palmaris longus?

Answer 8

Medial epicondyle of humerus

Question 9

Insertion of palmaris longus?

Answer 9

Palmar aponeurosis

Question 10

Origin of pronator teres?

Answer 10

Humeral head: medial epicondyle of humerus

Ulnar head: coronoid process

Question 11

Innervation of palmaris longus?

Answer 11

Median n.

C7-C8

Question 12

Action of palmaris longus?

Answer 12

Elbow: weak flexion
Wrist: flexion tightens palmar aponeurosis

Question 13

Origin of flexor carpi ulnaris?

Answer 13

Humeral head: medial epicondyle

Ulnar head: olecranon

Question 14

Insertion of flexor carpi ulnaris?

Answer 14

Pisiform; hook of hamate; base of 5th metacarpal

Question 15

Innervation of flexor carpi ulnaris

Answer 15

Ulnar n.

C7-T1

Question 16

Action of flexor carpi ulnaris?

Answer 16

Wrist: flexion and adduction (ulnar deviation) of hand