wrist

Question 1

flexor carpi radialis

1) origin
2) insertion
3) action

Answer 1

1) medial epicondyle of humerous
2) base of 2nd & 3rd metacarpals
3) flexor and abducts (radially deviated)

Question 2

flexor capri ulnaris

1) origin
2) insertion
3) action

Answer 2

1) medial epicondyle of humerous, olecranon and posterior surface of ulna
2) pisiform, hamate and bas of fifth metacarpal
3) flexes and adducts (ulnar deviation)

Question 3

extensor carpi radialis brevis

1) origin
2) insertion
3) action

Answer 3

1) lateral epicondyle of humerous
2) base of 3rd metacarpal
3) extends and abducts hand

Question 4

extensor carpi radialis longus

1) origin
2) insertion
3) action

Answer 4

1) lateral supracondylar ridge of humerous
2) base of second metacarpal
3) extend and abducts hand

Question 5

extensor carpi ulnaris

1) origin
2) insertion
3) action

Answer 5

1) lateral epicondyle of humerous and posterior border of ulna
2) base of 5th metacarpal
3) extends & adducts hand

Question 6

wrist flexors

Answer 6

• flexor carpi ulnaris
• flexor carpi radialis
• palmaris longus
• flexor digitorum superficialis
• flexor digitorum profundus
• flexor pollicis longus

Question 7

wrist extensors

Answer 7

• extensor carpi ulnaris
• extensor carpi radialis longus
• extensor carpi radialis brevis
• extensor digitorum- extensor indicis
• extensor digiti minimi
• extensor pollicis longus
• extensor pollicis brevis