quadratus femoris muscle

(redirected from musculus quadratus femoris)

quadratus femoris

A muscle of the hip/thigh located at the upper lateral border of tuberosity of ischium.
 
Action
Lateral adduction and rotation of thigh.
 
Nerve
L4, L5, S1.
 
Insertion
Quadrate tubercle of femur, intertrochanteric crest.

quad·ra·tus fem·o·ris mus·cle

(kwah-drā'tŭs fem'ŏr-is mŭs'ĕl)
Insertion, intertrochanteric ridge; origin, lateral border of tuberosity of ischium; action, rotates thigh laterally; nerve supply, nerve to quadratus femoris (sacral plexus).
Synonym(s): musculus quadratus femoris [TA] .
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