extensor carpi ulnaris

Question 1

extensor carpi ulnaris origin

Answer 1

lateral epicondyle of humerus via common extensor tendon, via aponeurosis to posterior border of ulna

Question 2

extensor carpi ulnaris insertion

Answer 2

medial side base of 5th metacarpal

Question 3

extensor carpi ulnaris dof

Answer 3

inferiorly, medially

Question 4

extensor carpi ulnaris nerve supply

Answer 4

posterior interosseous branch radial nerve C6,7

Question 5

extensor carpi ulnaris action

Answer 5

extension, ulna deviation

Question 6

extensor carpi ulnaris function

Answer 6

gripping