O: Top of ulna I: Base of the distal phalanx of digits 2 - 5 A: Flexes distal phalanges at distal interphalangeal joints of medial four digits; assists with flexion of hand
O: Top of ulna I: Base of the distal phalanx of digits 2 - 5 A: Flexes distal phalanges at distal interphalangeal joints of medial four digits; assists with flexion of hand
