Origin
Medial epicondyle of humerus, coronoid process of ulna & proximal 1/2 anterior border of radius
Insertion
Bases of middle phalanges (digits 2-5)
Actions
- Flexion of the fingers at PIP & MCP joints
- Can assist during flexion of the wrist
Innervation
- Median nerve (C7, C8, T1)
Blood Supply
- Ulnar artery
Would you like to learn more about the flexor digitorum superficialis muscle? Then check out the flexor digitorum superficialis muscle article and video by clicking the link below: Flexor Digitorum Superficialis Muscle Anatomy