Hip Abduction

Question 1

Gluteus Maximus

Answer 1

Origin: Posterior Ilium (Posterior to posterior gluteal line), posterior surface of Sacrum + Coccyx
Insertion: Gluteal tuberosity (below Greater Trochanter) + ITB
Innervation: Inferior Gluteal Nerve (L5, S1, S2)

Question 2

Gluteus Medius

Answer 2

Origin: Posterior Ilium (between posterior and anterior gluteal lines)
Insertion: Posterolateral Aspect of the Greater Trochanter
Innervation: Superior Gluteal Nerve (L5, S1)

Question 3

Gluteus Minimus

Answer 3

Origin: Posterior Ilium (between anterior and Inferior gluteal lines)
Insertion: Anterolateral Aspect of Greater Trochanter
Innervation: Superior Gluteal Nerve (L5, S1)

Question 4

TFL

Answer 4

Origin: ASIS & Anterior Iliac Crest
Insertion: ITB below Greater Trochanter and ITB tubercle of the lateral tibial condyle
Innervation: Superior Gluteal Nerve (L4, L5, S1)

Question 5

Sartorious

Answer 5

Origin: ASIS
Insertion: Proximal medial tibia
Innervation: Femoral Nerve (L2 & L3)

Question 6

Piriformis

Answer 6

Origin: Anterior Surface of Sacrum
Insertion: Superior Aspect of Greater Trochanter
Innervation: Nerve to Piriformis, Sacral Plexus (S1, S2)