Insertions of Muscles of the Forearm

Question 1

What is the insertion of pronator teres?

Answer 1

midlateral surface of shaft radius

Question 2

What is the insertion of flexor carpi radialis?

Answer 2

base of 2nd and 3rd metacarpal (palmar surface).

Question 3

What is the insertion of palmaris longus?

Answer 3

palmar carpal ligament and palmar aponeurosis

Question 4

What is the insertion of flexor carpi ulnaris?

Answer 4

pisiform, hook of hamate and base of 5th metacarpal

Question 5

What is the insertion of flexor digitorum superficialis?

Answer 5

shaft of middle phalanges of the medial 4 digits (digits 2-5).

Question 6

What is the insertion of flexor digitorum profundus?

Answer 6

bases of distal phalanges of the medial 4 digits (digits 2-5).

Question 7

What is the insertion of flexor pollicis longus?

Answer 7

base of distal phalanx of 1st digit (thumb).

Question 8

What is the insertion of pronator quadratus?

Answer 8

distal 1/4 of the anterior surface of the radius (slightly distal to origin).

Question 9

What is the insertion of brachioradialis?

Answer 9

base of the styloid process of the radius

Question 10

What is the insertion of extensor carpi radialis longus?

Answer 10

base of 2nd metacarpal (dorsal surface)

Question 11

What is the insertion of extensor carpi radialis brevis?

Answer 11

base of 3rd metacarpal (dorsal and radial surface)

Question 12

What is the insertion of extensor digitorum?

Answer 12

middle and distal phalanges of the medial 4 digits

Question 13

What is the insertion of extensor digiti minimi?

Answer 13

tendon of extensor digitorum on the 5th digit.

Question 14

What is the insertion of extensor carpi ulnaris?

Answer 14

base of the 5th metacarpal (ulnar surface).

Question 15

What is the insertion of supinator?

Answer 15

superior 1/3 of the lateral and anterior surface of the radius.

Question 16

What is the insertion of abductor pollicis longus?

Answer 16

base of 1st metacarpal (lateral/radial side).

Question 17

What is the insertion of extensor pollicis longus?

Answer 17

base of the distal phalanx of the thumb.

Question 18

What is the insertion of extensor pollicis brevis?

Answer 18

base of proximal phalanx of thumb

Question 19

What is the insertion of extensor indicis?

Answer 19

tendon of extensor digitorum on the 2nd digit

Question 20

What is the insertion of abductor pollicis brevis?

Answer 20

base of the proximal phalanx of the 1st digit (lateral/radial aspect)

Question 21

What is the insertion of opponens pollicis?

Answer 21

lateral shaft of 1st metacarpal (radial side).

Question 22

What is the insertion of flexor pollicis brevis?

Answer 22

base of proximal phalanx of 1st digit (lateral/radial aspect).

Question 23

What is the insertion of adductor pollicis?

Answer 23

medial side of proximal phalanx of thumb

Question 24

What is the insertion of palmaris brevis?

Answer 24

skin on the ulnar border of the hand

Question 25

What is the insertion of abductor digiti minimi?

Answer 25

base of proximal phalanx of 5th digit

Question 26

What is the insertion of flexor digiti minimi brevis?

Answer 26

base of proximal phalanx of 5th digit

Question 27

What is the insertion of opponens digiti minimi?

Answer 27

medial border of shaft of 5th metacarpal

Question 28

What is the insertion of lumbricales?

Answer 28

extensor expansions of digits 2-5

Question 29

What is the insertion of dorsal interiosseii?

Answer 29

extensor expansions and bases of proximal phalanges of digits 2, 3, 4.

Question 30

What is the insertion of palmar interosseii?

Answer 30

extensor expansions and bases of proximal phalanges of digits 2, 4, and 5