Main Model
43 Gemellus superior muscle
Superior gemellus
Proximal Attachment: Ischial spine
Distal Attachment: Medial surface of greater trochanter (trochanteric fossa) of femur
Innervation: Nerve to obturator internus (L5, S1) - Same nerve supply as obturator internus
Main Action(s): Laterally rotates extended thigh and abducts flexed thigh; steadies femoral head in acetabulum