Anterior compartment of hand

Question 1

Pronator teres origin

Answer 1

Ulnar head: coronoid process of ulna

Humeral: medial epicondyle

Question 2

Pronator teres insertion

Answer 2

Middle of convexity of lateral surface of radius

Question 3

Pronator teres action

Answer 3

Pronates and flexes forearm

Question 4

Pronator teres innervation

Answer 4

Median nerve C6,7

Question 5

Flexor carpi radialis origin

Answer 5

Medial epicondyle

Question 6

Flexor carpi radialis insertion

Answer 6

Base of 2nd (3rd) metacarpal

Question 7

Flexor carpi radialis action

Answer 7

Flexes and abducts hand at wrist

Question 8

Flexor carpi radialis innervation

Answer 8

Median nerve C6,7

Question 9

Palmaris longus origin

Answer 9

Medial epicondyle

Question 10

Palmaris longus insertion

Answer 10

Distal half of flexor retinaculum, palmar aponeurosis

Question 11

Palmaris longus action

Answer 11

Flexes hand at wrist and tenses palmar aponeurosis

Question 12

Palmaris longus innervation

Answer 12

Median nerve C6,7

Question 13

Flexor carpi ulnaris origin (humeral head and ulnar head)

Answer 13

Olecranon and posterior border of ulna via aponeurosis

Question 14

Flexor carpi ulnaris insertion

Answer 14

Pisiform, hook of hamate, and 5th metacarpal

Question 15

Flexor carpi ulnaris action

Answer 15

Flexes and adducts hand at wrist

Question 16

Flexor carpi ulnaris innervation

Answer 16

Ulnar nerve C7,8

Question 17

The superficial
Intermediate
Deep
muscles of the anterior compartment

Answer 17

Superficial- Pronator teres, Flexor carpi radialis, Palmaris longus, Flexor carpi ulnaris
Intermediate- Flexor digitorum superficialis
Deep- Flexor digitorum profundus, Pronator quadratus, Flexor pollicis longus