Anatomy Dissection 2

Question 1

Where does the gluteal region lie?

Answer 1

Between the back and the posterior thigh and posterior to the pelvis

Question 2

What bounds the gluteal region superiorly and inferiorly?

Answer 2

Superiorly - iliac crest

Inferiorly - Gluteal folds

Question 3

Where does the intergluteal cleft lie?

Answer 3

In between the buttocks

Question 4

What three muscles are in the gluteal regions superficial layer?

Answer 4

Gluteus maximus
Gluteus medius
Gluteus minimus

Question 5

What is the most superficial and largest of the gluteal muscles?

Answer 5

Gluteus maximus

Question 6

What are the five attachments of the gluteus maximus?

Answer 6

Iliac crest
Sacrum
Sacrotuberous ligament
Coccyx proximally
Iliotibial tract distally

Question 7

Where do some fibres of gluteus maximus attach distally?

Answer 7

Gluteal tuberosity of femur

Question 8

What is the most powerful extensor of hip (getting up off chair/climbing stairs)?

Answer 8

Gluteus maximus

Question 9

Where do gluteus medius and minimus both attach to?

Answer 9

External/posterior/gluteal aspect of the ileum and the anterolateral aspect of the greater trochanter of femur

Question 10

What muscles abduct and medially rotate the thigh at hip joint?

Answer 10

Gluteus medius and minimus

Question 11

What is the nerve supply to the gluteus medius and minimus?

Answer 11

Superior gluteal nerve (L5, S1, S2)

Question 12

Damage to what muscles or nerves results in Trendelenburg test positive

Answer 12

Gluteus medius or minimus

Superior gluteal nerve

Question 13

What nerve contains inferior gluteal artery, vein and nerve and supplies gluteus maximus, it is also located deep to gluteus maximus?

Answer 13

Inferior gluteal neurovascular bundle

Question 14

What nerve contains superior gluteal artery, vein and nerve and supplies gluteus medius and minimus, it also lcoated deep to gluteus medius?

Answer 14

Superior gluteal neruovascular bundle

Question 15

What group of muscles are the lateral rotators of the hip (including piriformis)?

Answer 15

Deep gluteal muscles

Question 16

What do deep gluteal muscle layers run between?

Answer 16

Sacrum, iliium and ischial spine and tuberosity medially and mainly the greater trochanter of femur laterly.

Question 17

What is a thickening of the deep fascia of the thigh, known as the fascia lata?

Answer 17

Iliotibial tract

Question 18

What does the iliotibial tract run from?

Answer 18

ASIS to the lateral aspect of the lateral tibial condyle at the Gerdy tubercle

Question 19

What is the tensor fascia latae?

Answer 19

Muscular part of fascia lata, enclosed within the proximal portion of tract

Question 20

What are the sciatic nerve roots commonly affected by?

Answer 20

Lumbar slipped discs giving symptoms in the foot (sciatica)

Question 21

What nerves branches descend through the popliteal fosa and posterior and lateral compartments of hte leg into the foot?

Answer 21

Sciatic nerve

Question 22

What nerve emerges into the gluteal region and supplies the muscles, skin and fascia of much of the perineum?

Answer 22

Pudendal nerve (S2-4)

Question 23

What nerve forms in hte sacral plexus, emerges into the middle of gluteal region and supplies skin over posterior aspect of thigh?

Answer 23

Posterior cutaneous nerve of thigh (S1-3)

Question 24

In lumbar puncture - where is CSF taken from?

Answer 24

Subarachnoid space surrounding spinal cord

Question 25

What plane is level of iliac crests - for lumbar puncture?

Answer 25

L3/4`

Question 26

In adults where does spinal cord end?

Answer 26

L1/2