Origin
Obturator foramen & membrane
Insertion
Trochanteric fossa of the greater trochanter
Actions
- Hip lateral rotation
- Hip stabilisation
- Potentially assists with adduction when hip is flexed
Innervation
Posterior division of obturator nerve (L3, L4)
Blood Supply
- Anterior branch of obturator artery
- Medial circumflex femoral artery
Would you like to learn more about the obturator externus muscle? Then check out the obturator externus muscle article and video by clicking the link below: Obturator Externus Muscle Anatomy
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