Question

Rinley crosses her leg while she sits. to cross her leg she flexes the lower leg and thigh, and then medially rotates her lower leg, which causes a lateral rotation of the hip. which of the following muscles primarily performs this motion? semimembranosus sartorius semitendinosus biceps femoris

Answer 1

The sartorius muscle primarily performs the motion of crossing the leg.

Step-by-step explanation:

The primary muscle that performs the motion of crossing the leg by flexing the lower leg and thigh and causing a lateral rotation of the hip is the sartorius muscle.