Muscle Atlas

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
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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