• Flexor digitorum superficialis
MuscleActionOriginInsertionInnervationBlood supply
Flexor digitorum superficialis- Flexion of proximal interphalangeal joints of digits 2-5
- Flexion of metacarpophalangeal joints of digits 2-5
- Flexion of the wrist
- Humero-ulnar head: medial epicondyle of humerus, ulna collateral ligament and coronoid process of ulna.
- Radial head: proximal half of border of radius
- Four tendons attach to the palmar surface of the middle phalanges of digits 2-5- Median nerve: C7,8, T1- Ulnar artery