Anterior Forearm

Question 1

Pronator teres - origin

Answer 1

medial epicondyle of humerus, coronoid process of ulna

Question 2

Pronator teres - insertion

Answer 2

middle of radius

Question 3

Pronator teres - action

Answer 3

pronation of forearm

Question 4

Pronator teres - innervation

Answer 4

median n.

Question 5

Pronator teres - blood supply

Answer 5

ulnar a. (and ulnar recurrent a.)

Question 6

Flexor carpi radialis - origin

Answer 6

medial epicondyle of humerus

Question 7

Flexor carpi radialis - insertion

Answer 7

base of second metacarpal

Question 8

Flexor carpi radialis - action

Answer 8

flexion of hand at wrist, abduction (radial abduction) of hand

Question 9

Flexor carpi radialis - innervation

Answer 9

median n.

Question 10

Flexor carpi radialis - blood supply

Answer 10

ulnar a.

Question 11

Palmaris longus - origin

Answer 11

medial epicondyle of humerus

Question 12

Palmaris longus - insertion

Answer 12

palmar aponeurosis

Question 13

Palmaris longus - action

Answer 13

flexion of hand at wrist

Question 14

Palmaris longus - innervation

Answer 14

median n.

Question 15

Palmaris longus - blood supply

Answer 15

ulnar a.

Question 16

Flexor carpi ulnaris - origin

Answer 16

medial epicondyle of humerus, olecranon process and posterior border of ulna

Question 17

Flexor carpi ulnaris - insertion

Answer 17

pisiform; hamate; fifth metacarpal

Question 18

Flexor carpi ulnaris - action

Answer 18

flexion of hand at wrist; adduction (ulnar abduction) of hand

Question 19

Flexor carpi ulnaris - innervation

Answer 19

ulnar n.

Question 20

Flexor carpi ulnaris - blood supply

Answer 20

ulnar a.

Question 21

Flexor digitorum superficialis - origin

Answer 21

medial epicondyle of humerus, coronoid process of ulna, superior half of radius

Question 22

Flexor digitorum superficialis - insertion

Answer 22

middle phalanges of digits 2-5

Question 23

Flexor digitorum superficialis - action

Answer 23

flex middle phalanges of digits 2-5 at PIP

Question 24

Flexor digitorum superficialis - innervation

Answer 24

median n.

Question 25

Flexor digitorum superficialis - blood supply

Answer 25

ulnar a.

Question 26

Flexor digitorum profundus - origin

Answer 26

proximal 3/4 of ulna

Question 27

Flexor digitorum profundus - insertion

Answer 27

base of distal phalanges of digits 2-5

Question 28

Flexor digitorum profundus - action

Answer 28

flex distal phalanges of digits 2-5 at DIP

Question 29

Flexor digitorum profundus - innervation

Answer 29

median n. (radial half); ulnar n. (ulnar half)

Question 30

Flexor digitorum profundus - blood supply

Answer 30

ulnar a. (and anterior interosseous a.)

Question 31

Flexor Pollicis Longus - origin

Answer 31

anterior surface of radius

Question 32

Flexor Pollicis Longus - insertion

Answer 32

base of distal phalanx of thumb

Question 33

Flexor Pollicis Longus - action

Answer 33

flexion of distal phalanx of thumb

Question 34

Flexor Pollicis Longus - innervation

Answer 34

median n.

Question 35

Flexor Pollicis Longus - blood supply

Answer 35

branches of ulnar a. (namely-anterior interosseous a.)

Question 36

Pronator quadratus - origin

Answer 36

distal end of ulna

Question 37

Pronator quadratus - insertion

Answer 37

distal end of radius

Question 38

Pronator quadratus - action

Answer 38

pronate forearm and hand

Question 39

Pronator quadratus - innervation

Answer 39

median n.

Question 40

Pronator quadratus - blood supply

Answer 40

branches of ulnar a. (namely-anterior interosseous a.)