Sartorius

Definition

The sartorius is the longest muscle in the human body, stretching from the outer hip to the inner knee. It functions to flex, abduct, and rotate the hip outward and also flexes the knee.

Related terms

Flexion:

The bending movement around a joint in a limb (like the knee or elbow) that decreases the angle between the bones of the limb at the joint.

Abduction:

The movement of a limb away from the midline of the body, often used to describe movements in the frontal plane.

Rotation:

A circular movement around an axis such that a body part moves in a circle or turns on its axis