Wrist and Hand Origin/insertion

Question 1

flexor carpi radialis

Answer 1

medial epicondyle of humerus

base of 2nd and 3rd metacarpals on palmar surface

Question 2

palmaris longus

Answer 2

medial epicondyle of humerus

palmar aponeurosis of the 2nd, 3rd, 4th, and 5th metacarpals

Question 3

flexor carpi ulnaris

Answer 3

medial epicondyle of humerus and posterior aspect of proximal ulna

base of 5th metacarpal (palmar surface) pisiform and hamate

Question 4

flexor digitorum superficialis

Answer 4

medial epicondyle of humerus
Ulnar head: medial coronoid process
Radial head: upper 2/3 of anterior border of the radius just distal to the radial tuberosity

each tendon splits and attaches to the sides of middle phalanx of four fingers on palmar surface

Question 5

flexor digitorum profundus

Answer 5

proximal 3/4 of anterior and medial ulna

base of distal phalanges of four fingers

Question 6

flexor pollicis longus

Answer 6

middle anteior surface of the radius and the anterior medial border of the ulna just distal to the coronoid process

base of distal phalanx of thumb on palmar surface