quadratus femoris (muscle)
Definition: deep muscle of inferior gluteal (buttock) region; 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 femorisTA, quadrate muscle of thigh
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Examples: glitazone, GI cocktail, etc.
