The abductor digiti minimi is an intrinsic muscle of the foot. It is located within the first (most superficial) plantar muscle layer of the foot. Attachments: Originates from the medial and lateral tubercles of the calcaneus and the plantar aponeurosis. It attaches to the lateral base of the proximal phalanx of the 5th digit. Actions: Abduction and flexion of the little toe. Innervation: Lateral plantar nerve (branch of the tibial nerve). Blood Supply: Lateral plantar artery. By TeachMeSeries Ltd (2025) Fig 1The first layer of plantar muscles. The plantar aponeurosis has been cut to reveal the underlying flexor digitorum. 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 Print Article Rate This Article