Gluteal Region and Posterior Thigh

Question 1

Superficial layer of muscles of gluteus (4)

Answer 1

max, med, min, TFL

Question 2

Deep layers of the gluteus (5)

Answer 2

piriformis, obturator internus, superior gemellus, inferior gemellus, quadratus femoris

Question 3

Origin of glute max

Answer 3

posterior ilium, sacrum, coccyx, sacrotuberous ligament

Question 4

Insertion of glute max

Answer 4

IT track and gluteal tuberosity on femur

Question 5

Glute max is innervated by

Answer 5

inferior gluteal nerve (L5, S1, S2)

Question 6

Functions of glute max

Answer 6

extend and laterally rotate thigh

Question 7

Three gluteal bursa

Answer 7

trochanteric
ischial
gluteofemoral

Question 8

Glute med and min origin

Answer 8

posterior/lateral surface of ilium

Question 9

Glute med and min insertion

Answer 9

lateral surface of greater trochanter

Question 10

Functions of glute med and min

Answer 10

abduct and medially rotate thigh

Question 11

What does the glute med and min prevent?

Answer 11

pelvic drop

Question 12

What nerve innervates glute med and min?

Answer 12

superior gluteal nerve

Question 13

What nerve innervates the TFL?

Answer 13

superior gluteal nerve (L4, L5, S1)

Question 14

Origin of piriformis?

Answer 14

anterior surface of sacrum

Question 15

Function of piriformis?

Answer 15

abduct hip joint and lateral rotator of hip

Question 16

Insertion of piriformis?

Answer 16

greater trochanter

Question 17

Obturator internus, gemelli and quadratus femoris function? Insertion?

Answer 17

laterally rotate

intertochanteric groove

Question 18

All hamstrings function

Answer 18

extend the thigh and flex the leg

Question 19

All hamstrings are innervated by the …

Answer 19

tibial part of the sciatic nerve

Question 20

All three hamstrings origin

Answer 20

ischial tuberosity

Question 21

Biceps femoris origin

Answer 21

long head-ischial tuberosity

short head- lateral lip of the linea aspera

Question 22

Biceps femoris insertion

Answer 22

lateral side of the head of fibula

Question 23

Long head of biceps femoris is innervated by… and short head?

Answer 23

tibial nerve

common fibular nerve

Question 24

Semitendinosus insert on … semimembranosus inserts on…

Answer 24

medial surface of superior part of tibia

posterior surface of medial condyle of tibia

Question 25

Three arteries to the gluteal region

Answer 25

superior gluteal artery inferior gluteal artery internal pudendal artery

Question 26

Arteries to the posterior thigh

Answer 26

femoral artery | profunda femoris artery plus the branches: medial and lateral circumflex femoral arteries

Question 27

Superior gluteal nerve segment on vertebra? Inferior?

Answer 27

L4-S1 | L5-S2