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Definition: deep, distal portion of vastus intermedius muscle; origin, lower fourth of anterior surface of shaft of femur; insertion, suprapatellar bursa of knee joint; action, retracts suprapatellar bursa, during extension of knee; nerve supply, femoral.
Synonym(s): musculus articularis genusTA, articular muscle of knee, Dupré muscle, subcrural muscle, subcruralis, subcrureus, subquadricipital muscle
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