Gluteal Region POINAS

Question 1

Gluteus Maximus MA

Answer 1

• Hip Extension
• Assists in hip lateral rotation
• Fixes hip joint and assists in rising form sitting position

Question 2

Gluteus Maximus PA

Answer 2

• Posterior gluteal line of ilium
• Dorsal sacrum and coccyx
• Sacrotuberous ligament

Question 3

Gluteus Maximus DA

Answer 3

• Most fibers end in iliotibial tract, which attaches to Gerdy’s tubercle of tibia
• Some fibers insert on gluteal tuberosity
• “IT band” will also be accepted

Question 4

Gluteus Maximus N

Answer 4

Inferior gluteal nerve L5, S1, S2

Question 5

Gluteus Medius MA

Answer 5

• Abduct and medially rotate hip joint (anterior fibers)
• Posterior fibers externally rotate (clam)
• Keeps pelvis level during single leg stance
• Not letting your hip go laterally when standing or walking

Question 6

Gluteus Medius PA

Answer 6

External surface of ilium between anterior and posterior gluteal lines

Question 7

Gluteus Medius DA

Answer 7

Lateral surface of greater trochanter of femur

Question 8

Gluteus Medius N

Answer 8

Superior gluteal nerve (L4,L5, S1)

Question 9

Gluteus Minimus MA

Answer 9

• Abduct and medially rotate hip joint;
• Keep pelvis level when ipsilateral limb is weight bearing (single leg stance)

Question 10

Gluteus Minimus PA

Answer 10

External surface of ilium between anterior and inferior gluteal lines

Question 11

Gluteus Minimus DA

Answer 11

Anterior surface of greater trochanter of femur

Question 12

Gluteus Minimus N

Answer 12

Superior gluteal nerve (L4, L5, S1)

Question 13

Tensor Fasciae Latae MA

Answer 13

Medially rotate hip joint
- Abduct the hip joint
- Keep pelvis level when ipsilateral limb is weight bearing and advance opposite (unsupported) side during its swing phase

Question 14

Tensor Fasciae Latae PA

Answer 14

Anterior superior iliac spine; anterior part of iliac crest

Question 15

Tensor Fasciae Latae DA

Answer 15

Iliotibial tract, which attaches to anterolateral tibial tubercle

Question 16

Tensor Fasciae Latae N

Answer 16

Superior gluteal nearve (L4, L5, S1)

Question 17

Piriformis MA

Answer 17

Laterally rotate extended hip joint and abduct hip joint when flexed; stabilize hip joint

Question 18

Piriformis PA

Answer 18

Anterior surface of sacrum; ST ligament

Question 19

Piriformis DA

Answer 19

Superior border of greater trochanter of femur

Question 20

Piriformis N

Answer 20

Branches of anterior rami S1 and S2

Question 21

Obturator Internus MA

Answer 21

Laterally rotate extended hip joint and abduct hip jointed when flexed; stabilize hip joint

Question 22

Obturator Internus PA

Answer 22

Pelvic surface of obturator membrane and surrounding bones

Question 23

Obturator Internus DA

Answer 23

Greater trochanter (trochanteric fossa) of femur

Question 24

Obturator Internus N

Answer 24

Nerve to obturator internus (L5, S1)

Question 25

Superior Gemellus MA

Answer 25

• Laterally rotate extended hip
• Abdcuct flexed hip
• Stabilize hip joint

Question 26

Superior Gemellus PA

Answer 26

• Ischial spine

Question 27

Superior Gemellus DA

Answer 27

Greater trochanter

Question 28

Superior Gemellus N

Answer 28

Nerve to obturator internus (L5, S1*)

Question 29

Inferior Gemellus MA

Answer 29

• Laterally rotate extended hip
• Abduct flexed hip
• Stabilize hip joint

Question 30

Inferior Gemellus PA

Answer 30

Ischial tuberosity

Question 31

Inferior Gemellus DA

Answer 31

Greater Trochanter

Question 32

Inferior Gemellus N

Answer 32

Nerve to quadratus femoris (L5, S1)

Question 33

Quadratus Femoris MA

Answer 33

• Hip lateral rotation
• Hip stabilization

Question 34

Quadratus Femoris PA

Answer 34

Ischial tuberosity

Question 35

Quadratus Femoris DA

Answer 35

Area distal to greater trochanter QUADRATE TUBERCLE

Question 36

Quadratus Femoris N

Answer 36

Nerve to quadratus femoris (L5, S1)