The blood supply to the peroneus longus comes from the anterior tibial and peroneal arteries. When the peroneus longus contracts, it moves your ankle to the side toward your smallest toe.

Three main arteries in the leg supply blood to the foot: the peroneal (fibular) artery, the posterior tibial artery, and the ...

By contrast, occlusion of the anterior tibial artery is often asymptomatic, as two other vessels -- the posterior tibial and peroneal arteries -- can function as alternate parallel channels to ...