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What is the back leg muscle called?

The calf muscle, on the back of the lower leg, is actually made up of two muscles: The gastrocnemius is the larger calf muscle, forming the bulge visible beneath the skin. The soleus is a smaller, flat muscle that lies underneath the gastrocnemius muscle.

What are the muscles of the leg? There are four muscles in the anterior compartment of the leg; tibialis anterior, extensor digitorum longus, extensor hallucis longus and fibularis tertius. Collectively, they act to dorsiflex and invert the foot at the ankle joint.

What is the function of the leg muscles? Functionally, the muscles of the leg are either extensors, responsible for the dorsiflexion of the foot, or flexors, responsible for the plantar flexion. These muscles can also classified by innervation, muscles supplied by the anterior subdivision of the plexus and those supplied by the posterior subdivision.

What is upper leg anatomy? Upper leg anatomy and function. The upper leg is often called the thigh. It’s the area that runs from the hip to the knee in each leg. Femur. Also called the thigh bone, this is the longest bone in the body.