Muscles Of The Lower Leg And Foot

The achilles tendon attaches the muscles of the calves to the bones of the ankle and foot.

Both of these muscles work together to help the foot turn sideways with the sole facing out. This is the most powerful of the muscles in the deep posterior compartment. Shin muscles such as the tibialis anterior and extensor digitorum longus dorsiflex the foot and extend the toes. Lateral muscles of the lower leg and their functions.

The muscles of the lower leg called simply the leg by anatomists largely move the foot and toes. These muscles include the tibialis anterior the extensor digitorum longus the extensor hallucis longus and the peroneus tertius. Your upper leg includes seven major muscles. These muscles contract to plantar flex the foot such as when standing on your tiptoes and flex the toes.

The muscles of the calf also work subtly to stabilize the ankle joint and foot and to maintain the body s balance. The achilles tendon is also located in the lower leg. The gastrocnemius muscle has two large bellies called the. The lateral portion of the leg has two muscles in it and they used to be called peroneal brevis and longus.

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Ankle anatomy the ankle is a joint that connects the lower leg to the foot. The lower leg lies between the knee and the ankle. The muscle helps stabilize the leg over the foot and assists with plantar flexion and inversion of the foot it also provides stabilization of the medial arch of the foot. The ankle muscles move the foot and include the gastrocnemius soleus tibialis posterior tibialis anterior peroneus longus peroneus brevis flexor hallucis longus flexor digitorum longus extensor hallucis longus and extensor digitorum longus.

Your lower leg includes three main muscles located behind your tibia or. Your leg muscles are some of the hardest working muscles in your body. There are many muscles located in the lower leg but there are three that are particularly well known the gastrocnemius and the soleus which are the most powerful muscles in the lower leg and the anterior tibialis. The muscles of the anterior extensor compartment of the leg are responsible for dorsiflexion of the foot.

The major muscles of the lower leg other than the gastrocnemius which is cut away are shown in figure 9 12.