Name

# Inferior Gemellus

Pronunciation

(je-MEL-us)

Origin/Proximal Attachment

Ischial tuberosity

Insertion/Distal Attachment

Medial aspect of greater trochanter (via lower tendon of obturator internus)

Action/Relevance

Externally rotate the thigh

Innervation

Nerve to quadratus femoris (L4, 5,S1)

Notes

Gemellus inferior is one of the gluteal muscles around the hip. It arises from the upper border of the ischial tuberosity. It passes laterally and posterior to the neck of the femur, joining with the tendon of the obturator internus muscle. It inserts into the middle part of the medial aspect of the trochanteric fossa.