OIAN of gluteal region

Question 1

gluteus maximus o

Answer 1

ilium posterior to posterior gluteal line, dorsal surface of sacrum and coccyx, sacrotuberous lig

Question 2

glut max i

Answer 2

iliotibial tract (inserts into lat condyle of tib and glut tub)

Question 3

glut max n

Answer 3

inferior gluteal n (l5, s1 s2)

Question 4

glut max a

Answer 4

extend thigh, lat rot, steadies thigh and assists in rising from sitting position

Question 5

glut med o

Answer 5

external surface of ilium b/w ant and post glut lines

Question 6

glut med i

Answer 6

lat surface of greater trochanter of femur

Question 7

glut med, min, TFL N

Answer 7

superior gluteal nerve L5

Question 8

glut med, min, tfl a

Answer 8

abduct and medially rotate thigh, keep pelvis level when ipsilateral limb is wieght bearing and unsuported side during its swing phase

tfl also flexes

Question 9

glut min o

Answer 9

external surface of ilium between ant and inf glut lines

Question 10

glut min i

Answer 10

ant surface of greater trochanter of femur

Question 11

TFL o

Answer 11

ASIS, ant part of iliac crest

Question 12

TFL i

Answer 12

iliotibial tract (which attaches to lat condyle of tibia)

Question 13

Piriformis o

Answer 13

ant surface of sacrum, sacrotuberous lig

Question 14

piriform i

Answer 14

superior border of greater trochanter of femur

Question 15

piriformi n.

Answer 15

branches of anterior ramiof S1 and s2 nerve to the piriformis

Question 16

actions of priformis, obturator internus, superior and inferior gemelli

Answer 16

laterally rotate and extend thigh, abduct flexed thigh, steady felmoral head in acetabulum

Question 17

obturator internus o

Answer 17

pelvic surface of obturator membrane and surrounding bones

Question 18

obt intern i

Answer 18

medial surface of greater trochanter (trochanteric fossa)

Question 19

obt intern n

Answer 19

obturator internus N l5 and S1

Question 20

superior and infer gemelli o

Answer 20

superior: ischial spine, inf: ishial tuberosity

Question 21

sup and inf gemelli i

Answer 21

medial surface of greater trochater (trochanteric fossa) SAME AS OBT INT

Question 22

sup and inf gem n

Answer 22

superior : same as NERVE ABOVE obt so nerve to obt int l5, S1 OBTURATOR INTERNUS
inferior: same as quad fem the one below (nere to quadratus fem l5 s1) QUADRATUS FEMORUS

Question 23

quadratus femoris o

Answer 23

lateral border of ischial tuberosity

Question 24

quad fem i

Answer 24

quadrate tubercle on intertrochanteric crest of femur and area inferior to it

Question 25

quad fem n

Answer 25

nerve to quad fem l5, s1

Question 26

quad fem a

Answer 26

laterally rotate thigh, steadies fem head in acetabulum adduction

Question 27

psoas major o

Answer 27

sides of t12-l5 vert and disc, tp's of all lumbar

Question 28

psoas maj i

Answer 28

lesser trochanter of femur

Question 29

psoas maj n

Answer 29

anterior rami of lumbar L1 L2 l3 from lumbar plexus

Question 30

action of psoas maj, minor, iliacus

Answer 30

act conjointly in flexing thigh, stabilizing jt

Question 31

psoas minor o

Answer 31

sides of t12-l1 and ivd

Question 32

psoas min i

Answer 32

pectineal line, iliopectineal eminence via iliopectineal arch

Question 33

psoas min n

Answer 33

ant rami of lumbar nerve L1, L2 (same as psoas maj)

Question 34

iliacus o

Answer 34

iliac crest, iliac fossa, ala, ant sacroiliac lig

Question 35

iliacus i

Answer 35

tendon of psoas maj, lesser torachanter, femur distal to les troch like psoas maj

Question 36

iliacus n

Answer 36

femoral nerve L2, l3

Question 37

quadratus lumborum o

Answer 37

transverse process L5, iliolumbar ligament, posterior portion of iliac crest

Question 38

quad lumborum i

Answer 38

lower border of twelfth rib, TP L1-4

Question 39

quad lumb n

Answer 39

ventral rami of T12-L3

Question 40

quad lumb a

Answer 40

bilat: extend spine, depress 12 rib, stabilize oring of diaphragm to 12th rib unilat: lateral flex spine

Question 41

nerves all above piriformis (glut med, min, TFL N) glut max sup gem and obturator internus share nerve below it INF gem and quad femorus share below

Answer 41

superior gluteal n, inferior glut n obturator internus quadratus femorus

Question 42

what muscle isnt in everyone

Answer 42

psoas minor

Question 43

upper medial sensory

Answer 43

dorsal rami L1-L3 (aka superior cluneal) dorsal rami S1-S3 (aka middle cluneal)

Question 44

lower medial sensory

Answer 44

posterior femoral cutaneous S1-3 (aka inferior cluneal)

Question 45

upper lateral sensory

Answer 45

iliohypogastric L1

Question 46

lower lateral sensory

Answer 46

lateral femoral cutaneous L2, L3

Question 47

besides upper medial all the rest are

Answer 47

ventral rami

Question 48

7 what goes through the greater sciatic foramen

Answer 48

``` Piriformis Muscle Superior Gluteal VAN(Vein/Artery/Nerve) Inferior Gluteal VAN Sciatic Nerve (L4, L5, S1, S2, S3) Pudendal Nerve (S2, S3, S4) Internal Pudendal Artery Posterior Femoral Cutaneous Nerve ```

Question 49

2 what goes through the lesser sciatic foramen

Answer 49

``` Internal Pudendal Artery Pudendal Nerve (S2, S3,S4) ```

Question 50

what are the boundaries of the greater sciatic foramen

Answer 50

greater sciatic notch, sacrum, sacrospinous ligament

Question 51

what are the boundaries of the lesser sciatic foramen

Answer 51

lesser sciatic notch, sacrospinous ligament, sacrotuberous ligament