Glute Muscles

Question 1

Gluteus Maximus

Answer 1

Origin: Ilium, sacrum, coccyx, sacrotuberous ligament
Insertion: gluteal tuberosity, iliotibial tract
Action: Hip ER, EXT, ABD
Nerve: Inferior Gluteal Nerve (VR L5-S2)
Perfusion: inferior and superior gluteal aa/vv

Question 2

Gluteus medius mm

Answer 2

Origin: ilium (between the iliac crest and A+P gluteal lines)
Insertion: Greater trochanter
Action: Hip IR + ABD + pelvic stabilization
Nerve: Superior gluteal (VR :L4-S1)
Perfusion: superior gluteal aa/vv

Question 3

Gluteus Minimus mm

Answer 3

Origin: ilium (between A+I gluteal lines)
Insertion: Greater Trochanter
Action: Hip IR, ABD, Pelvic Stabilization
Nerve: Superior gluteal (VR L4-S1)
Perfusion: superior gluteal aa/vv

Question 4

Tensor Fasciae latae mm

Answer 4

Origin: iliac crest, anterior superior iliac spine
Insertion: iliotibial tract
Action: hip FLX, IR, ABD
Nerve: superior gluteal (VR L4-S1)
Perfusion: superior gluteal aa/vv

Question 5

Piriformis

Answer 5

Origin: anterior surface of sacrum, sacrotuberous ligament
Insertion: greater trochanter
Action: HIP ER
Nerve: N. to piriformis (VR S1-S2)
Perfusion: inferor and superior gluteal aa/vv

Question 6

Obturator Internus mm (triceps coxae)

Answer 6

Origin: ischiopubic rami, obturator membrane
Insertion: greater trochanter
Action: hip ER+ ABD
Nerve: N. to superior gemellus + obturator internus (VR L5-S2)
Perfusion: inferior gluteal aa/vv

Question 7

Superior Gemellus mm (triceps coxae)

Answer 7

Origin: ischial spine
Insertion: greater trochanter (via obturator internus tendon)
Action: Hip ER
Nerve: N. to superior gemellus + obturator internus (VR L5-S2)
Perfusion: ingerior gluteal aa/vv

Question 8

Inferior Gemellus mm (triceps coxae)

Answer 8

Origin: ischial tuberosity
Insertion: greater trochanter ( via obturator internus tendon)
Action: Hip ER
Nerve: N. to inferior gemellus + quadratus femoris (VR L4-S1)
Perfusion: Inferior gluteal aa/vv

Question 9

Quadratus Femoris mm

Answer 9

Origin: ischial tuberosity
Insertion: intertrochanteric crest 
Action: Hip ER
Nerve: N. to inferior gemellus + quadratus femoris (VR L4-S1)
Perfusion: Inferior gluteal aa/vv

Question 10

Muscles that insert at greater trochanter

Answer 10

Glute med, glute min, piriformis, obturator internus, superior + inferior gemellus (via obturator internus tendon)

Question 11

Muscles that do ER

Answer 11

Glute max, piriformis, obturator internus, superior + inferior gemellus, quadratus femoris

Question 12

Muscles that do IR

Answer 12

Glute med, glute min, TFL

Question 13

Muscles that do hip ext

Answer 13

Glute max and post thigh muscles

Question 14

Muscles that do hip ABD

Answer 14

Glute max, min, med, tfl, obturator internus

Question 15

Superior gluteal nerve root and innervates what?

Answer 15

VR L4-S1 glute med, min, tfl

Question 16

VR L4-S1 nerves

Answer 16

Superior gluteal nn

nerve to quadrature femoris and inferior gemellus

Question 17

VR L5-S2 nerves

Answer 17

Inferior gluteal nn

Nerve to obturator internus and superior gemellus

Question 18

S1-S2

Answer 18

N to piriformis