lec 14 osteofacial compartments of thigh & anterior compartment

Question 1

what are the osteofacial compartments

Answer 1

gluteal region
anterior compartment
medial compartment
posterior compartment

Question 2

what is fascia lata

Answer 2

deep fascia of thigh

Question 3

what is intermuscular septa

Answer 3

sheets of connective tissue that extend from femur to fascia lata

Question 4

Where can you expect to find the medial intermuscular septum?

Answer 4

Stretches from fascia lata to:
Spiral line
Medial lip of linea aspera
Medial supracondylar ridge
Adductor tubercle

Question 5

where can you find the lateral intermuscular septeum

Answer 5

stetches from IT tract to:
gluteal tuberosity
lateral lip of linea aspera
lateral supracondylar ridge

Question 6

where can you find posterior intermuscular septum

Answer 6

Probably epimysium of adductor Magnus separating it from hamstrings

Question 7

what is general action of anterior compartment of thigh

Answer 7

knee extension

Question 8

what is action of posterior compartment of thigh

Answer 8

knee flexion and hip extension

Question 9

what is action of medial compartment

Answer 9

adductors

Question 10

what is general nerve innervation of anterior thigh compartment

Answer 10

femoral nerve

Question 11

what is general nerve innervation of medial thigh compartment

Answer 11

obturator nerve

Question 12

what is general nerve innervation of posterior thigh compartment

Answer 12

tibial nerve

Question 13

what is the blood supply to anterior compartment

Answer 13

femoral and deep femoral arteries and veins

Question 14

what is blood supply to medial compartment

Answer 14

deep femoral and obturator arteries and veins

Question 15

what is blood supply to posterior compartment

Answer 15

perforating branches of deep femoral artery and vein

Question 16

What muscles make up the quadriceps femoris?

Answer 16

anterior compartment
Rectus femoris
Vastus lateralis
Vastus medialis
Vastus intermedius

Question 17

what kind of muscles in medial compartment

Answer 17

adductors (&flexors) of hip

Question 18

what kind of muscles in posterior compartment

Answer 18

hamstrings which are knee flexors and some hip extension

Question 19

what does medial intermuscular septum separate

Answer 19

medial and anterior compartments

Question 20

what does lateral intermuscular septum separate

Answer 20

posterior and anterior compartments

Question 21

What is the lower portion of the vastus medialis called?

Answer 21

vastus medial oblique VMO

Question 22

what is action of vastus medial oblique and what does it resist

Answer 22

knee extension

and lateral tracking of patella

Question 23

What muscle crosses over the quadriceps, but is not considered a quad muscle?

Answer 23

sartorius

Question 24

sartorius

Answer 24

O: ASIS & interspinous fossa
is: pes anserinus

A: hip flexion, lateral rotation& abduction knee flexion, medial rotation of leg with knee flexed
IN: femoral nerve anterior division

Question 25

rectus femoris

Answer 25

o: straight head from AIIS reflected head from supra-acetabular sulcus ins:aponeurotic insertion into base of patella A: knee extension &flip flexion(both tg) in: femoral nerve posterior division

Question 26

vastus lateralis

Answer 26

o: upper part of intertrochanteric line anterior/inferior borders of greater trochanter lateral edge of gluteal tuberosity proximal part of lateral lip of linea aspera ins: base &lateral border of patella patellar ligament &lateral patellar retinaculum A: knee extension IN: femoral nerve post division

Question 27

vastus medialis

Answer 27

A: knee extension & prevents lateral patellar tracking (VMO) in: femoral nerve post div

Question 28

vastus intermedius

Answer 28

A: knee extension IN: femoral nerve post div

Question 29

what forms the patellar ligament

Answer 29

tendons of quadriceps femoris muscle group | extends from patella to distal 1/2 of tibial tuberosity

Question 30

articularis genu

Answer 30

o: femur ins: suprapatellar bursa A: stabilizes bursa IN: twig from femoral N branch to vastus intermedius

Question 31

What are the boundaries of the femoral triangle?

Answer 31

``` Lateral: sartorius Medial: adductor longus Base: Inguinal ligament Floor: pectineus & iliopsoas Roof: fascia lata (+ subcutaneous tissue and skin) ```

Question 32

What are the structures found within the femoral triangle?

Answer 32

femoral artery and vein | great saphenous vein

Question 33

what is femoral sheath composed of anteriorly and posteriorly

Answer 33

transversalis fascia anteriorly | iliacus fascia posteriorly

Question 34

what is clinical relevance of empty space in femoral sheath

Answer 34

femoral hernias

Question 35

What are the walls of the adductor canal?

Answer 35

Roof: sartorius Anterolateral: vastus medialis Posterior: adductor longus & magnus

Question 36

What are the contents of the adductor canal?

Answer 36

Femoral artery & vein Saphenous nerve Nerve to vastus medialis ***femoral artery is anterior to vein at the proximal end of the canal

Question 37

Where does the adductor canal end?

Answer 37

inferiorly at adductor hiatus

Question 38

femoral artery is __ vein at proximal end of adductor canal

Answer 38

anterior

Question 39

where does adductor canal end

Answer 39

adductor hiatus

Question 40

Once the femoral artery and vein pass through the adductor hiatus, what are they called?

Answer 40

popliteal vessels

Question 41

what is the IT band

Answer 41

thickening of the fascia lata along the lateral side of the thigh

Question 42

what is proximal attachment of IT band

Answer 42

iliac crest

Question 43

what is distal attachment of IT band

Answer 43

lateral tibial condyle, femur, head of fibula, aponeurosis of vastus lateralis

Question 44

Where does the IT band attach along much of its length?

Answer 44

lateral intermuscular septum

Question 45

What are the two muscles that insert into the IT tract?

Answer 45

Gluteus Maximus and tensor fascia latae and its superficial fibers which acts and their aponeurosis

Question 46

what is the function of IT band

Answer 46

stability of hip and knee (thru deep fibers)

Question 47

what is ITBS

Answer 47

Inflammation of ITB as it crosses the lateral femoral epicondyle