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Sartorius Muscle - Definition

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Updated May 07, 2008

Sartorius Muscle

Sartorius Muscle

Wikimedia Commons
Definition: The Sartorius muscle is a long thin muscle that runs down the length of the thigh from the pelvis to the knee. It is the longest muscle in the human body and helps flex the knee and leg.

It is considers one of the muscles that make up the hip flexors; a group of muscles that bring the legs and trunk together in a flexion movement.

The muscles that make up the hip flexors include:

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