The muscle peroneus longus (also known as fibularis longus) is a superficial muscle in the human leg, and acts to evert and plantar flex the ankle. Structure of a skeletal muscle Muscle is one of the four tissue types. ... In human anatomy, the leg refers, strictly speaking, only the part of the lower limb that lies between the knee and the foot. ...

It is attached proximally to the head of the fibula and its 'belly' runs down most of this bone. The fibula (Calf Bone) is a bone placed on the lateral side of the tibia, with which it is connected above and below. ...

Peroneus longus becomes a tendon that goes posterially around the lateral malleolus of the ankle, then continues under the foot to attach to the 1st metatarsal. The bones in the foot In anatomy, the ankle is the part of the lower limb that is located between the foot and the leg. ... The metatarsus consists of the five long bones of the foot, which are numbered from the medial side (ossa metatarsalia I.-V.); each presents for examination a body and two extremities. ...

It is a muscle of the lateral compartment of the leg and is innervated by the superficial peroneal nerve. On the human body, the limbs can be divide into segments, such as the arm and the forearm of the upper limb, and the thigh and the leg of the lower limb. ...