Gluteal Muscles

Question 1

Origin of Gluteus Maximus

Answer 1

Gluteal (Posterior Surface) of the Ilium, Sacrum and Coccyx

Question 2

Attachment of Gluteus Maximus

Answer 2

Lateral side of the Greater Trochanter ( The Gluteal Tuberosity)
Iliotibial Tract

Question 3

Action of Gluteus Maximus

Answer 3

Main Extensor of the thigh
Lateral Rotation of the Hip Joint
(only used when force is required e.g. running/climbing)

Question 4

Innervation of Gluteus Maximus

Answer 4

Inferior Gluteal Nerve (L5/S1/S2)

Question 5

Origin of Gluteus Medius

Answer 5

Gluteal surface of the Ilium

Question 6

Attachment of Gluteus Medius

Answer 6

Lateral side of the Greater Trochanter of the Femur

Question 7

Action of Gluteus Medius

Answer 7

Abduction and Medial Rotation of the Hip joint

Prevents contralateral hip drop during locomotion

Question 8

Innervation of Gluteus Medius

Answer 8

Superior Gluteal nerve (L4/L5/S1)

Question 9

Origin of Gluteus Minimus

Answer 9

Gluteal surface of the Ilium

Question 10

Attachment of Gluteus Minimus

Answer 10

Anterior surface of the Greater Trochanter of the Femur

Question 11

Action of Gluteus Minimus

Answer 11

Abduction and Medial Rotation of the Hip joint

Prevents contralateral hip drop during locomotion

Question 12

Innervation of Gluteus Minimus

Answer 12

Superior Gluteal nerve (L4/L5/S1)

Question 13

Tensor Fascia Lata Origin

Answer 13

Anterior Iliac Crest

Anterior Superior Iliac Spine

Question 14

Tensor Fascia Lata Attachement

Answer 14

Iliotibial Tract

which goes on to attach to the Lateral Condyle of the Tibia

Question 15

Tensor Fascia Lata Action

Answer 15

Abduction and Medial Rotation of the Hip Joint.

Supportive Role in the Gait cycle.

Question 16

Tensor Fascia Lata Innervation

Answer 16

Superior Gluteal nerve (L4/L5/S1)

Question 17

How many muscles are there in the Superficial Gluteal Region

Answer 17

4 - Gluteus Maximus
Gluteus Medius
Gluteus Minimus
Tensor Fascia Lata

Question 18

How many muscles are there in the Deep Gluteal Region

Answer 18

4/5 - Piriformis
Gemelli Superior
Obturator Internus
Gemelli Inferior
Quadratus Femoris

Question 19

Origin of Piriformis

Answer 19

Anterior Surface of the Sacrum

Question 20

Attachment of Piriformis

Answer 20

Greater Trochanter of the Femur

Question 21

Action of Piriformis

Answer 21

Lateral Rotation and Abduction of the hip joint

Question 22

Innervation of Piriformis

Answer 22

Nerve to Piriformis (S1/S2)

Question 23

Clinical Significance of Piriformis

Answer 23

Splits the Greater Sciatic Foramen into 2 sections. Enables identification of Superior and Inferior Gluteal nerves as well the Sciatic nerve.

Question 24

Obturator Internus Origin

Answer 24

Pubis and Ischium at the Obturator Foramen

Question 25

Obturator Internus Attachment

Answer 25

Greater Trochanter of the Femur

Question 26

Obturator Internus Action

Answer 26

Lateral Rotation and Abduction of the hip joint

Question 27

Obturator Internus Innervation

Answer 27

Nerve to Obturator Internus (L5/S1/S2)

Question 28

Superior Gemelli Origin

Answer 28

Ischial Spine | tip think Superior - Spine

Question 29

Superior Gemelli Attachment

Answer 29

Greater Trochanter of the Femur

Question 30

Superior Gemelli Action

Answer 30

Lateral Rotation and Abduction of the hip joint

Question 31

Superior Gemelli Innervation

Answer 31

Nerve to Obturator Internus (L5/S1/S2)

Question 32

Inferior Gemelli Origin

Answer 32

Ischial Tuberosity

Question 33

Inferior Gemelli Attachment

Answer 33

Greater Trochanter of the Femur

Question 34

Inferior Gemelli Action

Answer 34

Lateral Rotation and Abduction of the hip joint

Question 35

Inferior Gemelli Innveration

Answer 35

Nerve to Quadratus Femoris (L4/L5/S1)

Question 36

Quadratus Femoris Origin

Answer 36

Lateral side of the Ischial Tuberosity

Question 37

Quadratus Femoris Attachment

Answer 37

Quadrate Tuberosity on the Intertrochanteric Crest (Posterior Surface of the Femur)

Question 38

Quadratus Femoris Action

Answer 38

Lateral Rotation (only) of the hip joint

Question 39

Quadratus Femoris Innveration

Answer 39

Nerve to Quadratus Femoris (L4/L5/S1)

Question 40

Hip drop is caused by damage to which nerve?

Answer 40

Damage to the Superior Gluteal Nerve

Question 41

What is a positive Trendelenberg Sign?

Answer 41

Patient standing on one leg will have an apparent drop of their Iliac crest in their contrateral hip

Question 42

Main action(s) of the Superficial Muscles

Answer 42

Abduction and Medial Rotation | (Gluteus Maximus is the exception as it is responsible for Extension and Lateral Rotation

Question 43

Main action(s) of the Deep Muscles

Answer 43

Lateral Rotation