wk 4- attachments and nerve supplies

Question 1

what are the compartments of the gluteal region

Answer 1

superficial (gluteal muscles) and deep (everything else)

Question 2

what ligament turns the greater and lesser sciatic notch into foramen?

Answer 2

sacrotuberous ligament and sacrospinoous ligament

Question 3

gluteus max origin and insertion + actions

Answer 3

extensor of hip joint
lateral rotator
abductor

origin- posterior gluteal line, iliac crest, posterior surface of sacrum and coccyx
insertion- iliotibial tract of fascia late and gluteal tuberosity of femur

Question 4

gluteus medius action, origin and insertion

Answer 4

major abductor and lateral rotator of hip joint

origin- gluteal surface of ilium between anterior and posterior gluteal lines
insertion- lateral surface of greater trochanter of femur

Question 5

gluteus miniums action, origin, insertion

Answer 5

major abductor and medial rotator of hip

origin- gluteal surface of ilium between anterior nd inferior gluteal lines
insertion- anterior surface of greater trochanter of femur

Question 6

what prevents pelvic drop on swing limb ?

Answer 6

Gluteus medius and minimus work together to prevent
pelvic drop on swing limb during walking.

Question 7

deep gluteal muscles actions

Answer 7

lateral rotators of the hip joint

Question 8

piriformis origin and insertion

Answer 8

o- anterior surface of sacrum between anterior sacral Foramina
I- medial side of superior border of greater trochanter

Question 9

obturator internus location

Answer 9

o- pelvic surface of obturator membrane
I- medial surface of greater trochanter just superior to trochanteric fossa

Question 10

superior gemellus location

Answer 10

o- external surface of ischial spine
I- same as obturator internus, medial surface of greater trochanter just superior to trochanteric fossa`

Question 11

inferior gemellus location

Answer 11

o- superior surface of ischial tuberosity
I- same as obturator internus, medial surface of greater trochanter just superior to the fossa

Question 12

quadrates femoris location

Answer 12

o-lateral surface of the body of ischium, anterior to tuberosity
I-quadrate tubercle of femur

Question 13

obturator externes location

Answer 13

I- trochanteric fossa of femur

Question 14

common function of superficial gluteal muscles

Answer 14

major extensor of the hip joint (max)
major abductor and lateral rotator of hip (med)
major abductor and medial rotator (min)

Question 15

common function of deep gluteal muscles

Answer 15

all lateral rotators of hip joint

Question 16

compartments of the thigh region

Answer 16

anterior, medial and posterior

Question 17

what nerve supplies each compartment of the thigh

Answer 17

anterior- femoral nerve
medial- obturator nerve
posterior- sciatic (mostly by tibial branch nerve)

Question 18

common actions of the anterior comp of thigh

Answer 18

extension of the knee joint

Question 19

common functions of the medial thigh comp

Answer 19

adduction of the hip

Question 20

common functions of the posterior comp of thigh

Answer 20

extension of the hip and flexion of the knee

Question 21

what muscles make up pes anserinus (goose foot)

Answer 21

gracilis
semitendinosus
sartorius

(medial insertion attachment of the tibia)

Question 22

iliopsoas actions and insertion

Answer 22

flexor and lateral rotator of hip
I- lesser trochanter of femur

Question 23

origin of posts major and iliacus

Answer 23

PS- bodies t12-l5
I- iliac fossa

Question 24

tensor fascia latae origin and insertion

Answer 24

o- iliac crest between ASIS and tubercle
I-ilittibial tract of fascia

Question 25

sartorius location

Answer 25

o- anterior superior iliac spine I- medial surface of tibia next to tuberosity

Question 26

rectus femoris location

Answer 26

o- straight head: anterior inferior iliac spine reflected head: superior to acetabular border I- quadriceps tendon to tibial tuberosity

Question 27

action of articulates genu

Answer 27

elevates fibrous capsule of the knee during extension

Question 28

articularis genu location

Answer 28

o- anterior surface fo inferior part of femoral shaft I-superior part of the fibrous capsule of knee joint

Question 29

common action of the medial comp of the thigh

Answer 29

adduction of the hip

Question 30

gracilis location

Answer 30

o-inferior part of ischiopubic ramus I-medial surface of proximal shaft of tibia with sartorius

Question 31

adductor longus location

Answer 31

o- external surface of body of pubis I-middle 1/3 of medial lip of lines aspera

Question 32

pectineus location

Answer 32

o- superior surface of superior ramus of pubis I- pectineal line of femur

Question 33

adductor magus has 2 parts

Answer 33

adductor part and hamstring part

Question 34

common action of posterior comp of thigh

Answer 34

extensor of hip, flexor of knee

Question 35

only long head of biceps femoris can extend the hip joint

Answer 35

true

Question 36

biceps femoris location

Answer 36

o-superomedial area of ischial tuberosity (long) o- lateral lip of line aspera of femur (short) I-apex of head of fibula

Question 37

semitendinosus location

Answer 37

o- superior area of ischial tuberosity I-medial surface of tibia (pes)

Question 38

semimembranosus location

Answer 38

o- superior lateral area of ischial tuberosity, next to semitendinosus and biceps I- posteromedial aspect of medial tibial condyle

Question 39

gateways to lower limb (4)

Answer 39

1. obturator canal 2. subinguinal space 3. greater sciatic foramen 4. lesser sciatic foramen

Question 40

where does the sacrotuberous ligament attach to?

Answer 40

ischial tuberosity

Question 41

where does the sacrospinous ligament attach

Answer 41

ischial spine

Question 42

what muscles attach to the ischial tuberosity

Answer 42

hamstring muscles

Question 43

what muscles attach to obturator membrane and margins of foramen

Answer 43

obturator internus and externus

Question 44

what attaches to the ischiopubic ramus

Answer 44

adductor Magnus and gracilis

Question 45

what attaches to the body of pubis

Answer 45

adductor longus

Question 46

what attaches to the superior pubic ramus

Answer 46

pectineus

Question 47

what attaches to the lumbar

Answer 47

psoas minor

Question 48

what attaches to the greater trochanter and what sides

Answer 48

medial: obturator internus, inferior and superior gemellus anterior: gluteus minimus fossa- obturator externus lateral: gluteal medius superior: pirifromis

Question 49

what attaches to the lesser trochanter

Answer 49

iliopsoas

Question 50

what attaches to the lines aspera

Answer 50

short head of biceps femoris

Question 51

what attaches to the pectineal line

Answer 51

pectineus

Question 52

what attaches to the adductor tubercle

Answer 52

adductor magus

Question 53

what attaches to the iliotibial tract

Answer 53

gluteus maximus and tensor fascia tate

Question 54

what attaches to medial surface of tibia

Answer 54

gracilis, semiteninosus, sartorius

Question 55

what attaches to the head of fibula

Answer 55

biceps femoris (single head)