Origin
Ischial tuberosity.
Insertion
Femur – intertrochanteric crest.
Blood supply
Inferior gluteal artery.
Nerve supply
L4, L5, S1 nerves.
Action
It helps to rotate the thigh externally and also move the thigh inwards. It helps to stabilize the head of femur bone.
Disease/Injury
Hip pain is mostly seen in athletes.
Muscle Exercise
To strengthen the quadratus femoris, you can do straight knee raise exercise. Lift one leg towards the chest, hold for 2 to 3 seconds and then lower the leg. Repeat the same with the other leg. Do 10 repetitions for each leg.
Interesting facts
NA
