Adductor Magnus

Origin Inferior pubic ramus, ischial ramus, and inferolateral area of ischial tuberosity
Insertion Gluteal tuberosity of femur, medial lip of linea aspera, medial supracondylar ridge, and adductor tubercle
Action Powerful thigh adductor; superior horizontal fibers also help flex the thigh, while vertical fibers help extend the thigh
Innervation Posterior division of obturator nerve innervates most of the adductor magnus; vertical or hamstring portion innervated by tibial nerve (L2, L3, L4)
Arterial Supply Medial circumflex femoral artery, inferior gluteal artery, 1st - 4th perforating arteries, obturator artery, and some superior muscular branches of popliteal artery

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Muscle Atlas of the Extremities