Summary Adductor brevis Origin Anterior surface of inferior pubic ramus, inferior to origin of adductor longus Insertion Pectineal line and superior part of medial lip of linea aspera Action Adducts and flexes the thigh, and helps to laterally rotate the thigh Innervation Obturator nerve (L2, L3, L4) Arterial supply Obturator artery and medial circumflex femoral artery