:: Skill Lab Learning ::

Flexor digitorum profundus

Proximal Attachment:

Medial part - Proximal three quarters of medial and anterior surfaces of ulna and interosseous membrane

Lateral part - Proximal three quarters of medial and anterior surfaces of ulna and interosseous membrane

Distal Attachment:

Medial part - Bases of distal phalanges of 4^th and 5^th digits

Lateral part - Bases of distal phalanges of 2^nd and 3^rd digits

Innervation:

Medial part - Ulnar nerve (C₈, T₁)

Lateral part - Anterior interosseous nerve, from median nerve (C₈, T₁)

Main Action(s):

Medial part - Flexes distal phalanges 4 and 5 at distal interphalangeal joints

Lateral part - Flexes distal phalanges 2 and 3 at distal interphalangeal joints