gross 31-40

Question 1

extensor carpi radialis longus o

Answer 1

lateral supraepicondylar ridge of humerus

Question 2

extensor carpi radialis longus i

Answer 2

dorsal aspect of base of 2nd metacarpal

Question 3

extensor carpi radialis longus n

Answer 3

radial

Question 4

extensor carpi radialis longus f

Answer 4

extend and abduct hand at wrist joint: active during clenching

Question 4

extensor carpi radialis brevis o

Answer 4

lateral epicondyle

Question 5

extensor carpi radialis brevis i

Answer 5

dorsal aspect of base of 3rd metacarpal

Question 6

extensor carpi radialis brevis n

Answer 6

deep branch of radial nerve

Question 7

extensor carpi radialis brevis f

Answer 7

extend and abduct hand at wrist

Question 8

extensor digitorum n

Answer 8

deep branch of radial nerve

Question 9

extensor digitorum o

Answer 9

lateral epicondyle of humerus

Question 10

extensor digitorum i

Answer 10

extensor expansions of medial four digits

Question 11

extensor digitorum f

Answer 11

extends medial four digits primarily at metacarpophalangeal joints

Question 12

extensor digiti minimi o

Answer 12

lateral epicondyle of humerus

Question 13

extensor digiti minimi i

Answer 13

extensor expansion of 5th digit

Question 14

extensor digiti minimi n

Answer 14

deep branch of radial nerve

Question 15

extensor digiti minimi f

Answer 15

extends 5th digit primarily at metacarpophalangeal joint

Question 16

extensor carpi ulnaris o

Answer 16

lateral epicondyle of humerus

Question 17

extensor carpi ulnaris n

Answer 17

deep branch of radial nerve

Question 17

extensor carpi ulnaris i

Answer 17

dorsal aspect of base of 5th metacarpal

Question 18

extensor carpi ulnaris f

Answer 18

extends and adducts hand at wrist

Question 19

supinator o

Answer 19

lateral epicondyle of humerus, radial collateral and anular ligaments, supinator fossa, crest of ulna

Question 20

supinator i

Answer 20

lateral, posterior, anterior surfaces of proximal third of radius

Question 21

supinator n

Answer 21

deep branch of radial nerve

Question 22

supinator f

Answer 22

supinates forearm, rotates radius to turn parm anteriorly or superiorly

Question 23

extensor indicis o

Answer 23

posterior surface of distal third of ulna and interosseus membrane

Question 24

extensor indicis i

Answer 24

extensor expansion of 2nd digit

Question 25

abductor pollicis longus o

Answer 25

posterior surface of proximal halves of ulna, radius, interosseus membrane

Question 26

extensor indicis n

Answer 26

posterior interosseus nerve

Question 27

extensor indicis f

Answer 27

extends 2nd digit, helps extend hand at wrist

Question 28

abductor pollicis longus i

Answer 28

base of 1sst metacarpal

Question 29

abductor pollicis longus n

Answer 29

posterior interosseus nerve,

Question 30

abductor pollicis longus f

Answer 30

adbucts thumb and extends it at carpometacarpal joint

Question 30

extensor pollicis longus o

Answer 30

posterior surface of middle third of ulna and interosseus membrane

Question 31

extensor pollicis longus i

Answer 31

dorsal aspect of base of distal phalanx of thumb

Question 32

extensor pollicis longus n

Answer 32

posterior interosseus nerve branch of radial nerve

Question 33

extensor pollicis longus f

Answer 33

extends distal phalanx of thumb at interphalangeal and carpometacarpal joints

Question 34

extensor pollicis brevis o

Answer 34

posterior surface of distal third of radius and interosseous membrane

Question 35

extensor pollicis brevis i

Answer 35

dorsal aspect of base of proximal phalanx of thumb

Question 36

extensor pollicis brevis n

Answer 36

posterior interosseus nerve-continuation of deep branch of radial nerve

Question 37

extensor pollicis brevis f

Answer 37

-extends proximal phalanx of thumb at MCP joint, extends at CMC joint