Muscle Atlas

Tensor Fascia Lata

Origin: Anterior superior iliac spine, outer lip of anterior iliac crest and fascia lata
Insertion: Iliotibial band
Action: Helps stabilize and steady the hip and knee joints by putting tension on the iliotibial band of fascia
Innervation: Superior gluteal nerve (L4, L5, S1)
Arterial Supply: Superior gluteal and lateral circumflex femoral artery

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