The abductor digiti minimi is a hypothenar muscle located within the hand. It is the most superficial of the hypothenar muscles. Attachments: Originates from the pisiform and the tendon of the flexor carpi ulnaris. Attaches to the base of the proximal phalanx of the little finger. Actions: Abduction of the little finger Innervation: Ulnar nerve. Blood supply: Deep palmar arch By TeachMeSeries Ltd (2025) Figure 1Superficial and deep layers of the hypothenar muscles Pro Feature - 3D Model You've Discovered a Pro Feature Access our 3D Model Library Explore, cut, dissect, annotate and manipulate our 3D models to visualise anatomy in a dynamic, interactive way. Learn More Rate This Article