plural of peroneus

(anatomy) Any of several muscles of the lateral side of the leg, which arise from the fibula and act to move the foot.

Relating to the perone (fibula) and the tibia.

plural of peroneus longus

plural of peroneus brevis

plural of peroneus tertius

(anatomy) A small muscle of the leg, sometimes absent, that arises from the lower portion of the fibula, inserts on to the dorsal surface of the base of the fifth metatarsal bone, and acts to dorsiflex and evert the foot.

(anatomy) A muscle of the lateral side of the leg which arises from the head and side of the fibula, ends in a long tendon that inserts on to the cuneiform and first metatarsal bones on the medial side via a long tendon passing under the foot, and serves to extend the ankle and evert the foot.

(anatomy) A muscle of the lateral side of the leg that arises from the lower part of the fibula, ends in a tendon that inserts on to the fifth metatarsal bone, and acts to evert and pronate the foot.