Answer:
The main muscle that you use to lift your leg is called the iliopsoas muscle. This muscle originates along the edges of all your lumbar vertebrae and inserts on the top of your femur. You use it to bend at the hip and lift your leg into the car.
Explanation:
There are three muscles in the posterior compartment of the thigh: the biceps femoris and two synergistic muscles (the semitendinosus and semimembranosus). These muscles are sometimes termed the hamstring group.
