lower extremity - overveiw and neurovasculature

Question 1

superior gluteal nerve
inferior gluteal nerve

Answer 1

Gluteal region
A: hip abduction/extension; lateral rotation

Question 2

femoral nerve

Answer 2

Anterior thigh
A: hip flexion, knee extension

Question 3

obturator nerve

Answer 3

Medial thigh
A: hip adduction

Question 4

sciatic nerve

Answer 4

Tibial (posterior) and common fibular (anterior) divisions
A: posteriror thight, leg, foot (hip extension, knee/ankle/foot flexion)

Question 5

what landmark marks the name change of external iliac artery to femoral artery?

Answer 5

Inguinal ligament

Question 6

what is the chief artery to the lower limb that supplies anterior and anteriormedial aspects of the thigh?

Answer 6

Femoral artery

Question 7

what supplies blood to the adductors of the thigh and hamstrings?

Answer 7

obturator artery

Question 8

what is the cheif artery to the thigh and supplies blood to the muscles of the medial, posteriror, and lateral parts of the anterior compartment?

Answer 8

Profunda femoris artery (deep artery of the thigh)

Question 9

which artery is in the popliteal fossa and supplies the posterior knee?

Answer 9

Popliteal artery

Question 10

what is responsible for blood supply in the area around the hip joint?

Answer 10

Circumflex femoral arteries

Question 11

what is the landmark for the name change from femoral to popliteal artery?

Answer 11

adductor hiatus - when femoral artery emerges from here, now called popliteal artery

Question 12

what does the popliteal artery branch into and what do they supply?

Answer 12

anteriror tibial artery - anterior compartment of leg
posterior tibial artery - posterior and lateral leg compartments

Question 13

what does the fibular (peroneal) artery supply

Answer 13

goes to posterior leg compartment; perforating branches supply lateral leg compartment

Question 14

what does the lateral plantar artery supply

Answer 14

muscles of the foot

Question 15

what does the dorsalis pedis artery supply and what is its clinical relevance?

Answer 15

supplies muscles on the dorsum of the foot
clinical relevance = pulse felt at top of foot

Question 16

what are the arteries around the knee joint called?

Answer 16

genicular arteries

Question 17

name a superficial vein that drain into the femoral vein; what is its clincial relevance

Answer 17

great saphenous
clinical relevance = vein commonly harvested for other procedures

Question 18

what vein does the small saphenous vein drain into?

Answer 18

popliteal vein

Question 19

name 3 deep veins in the lower extremities

Answer 19

fibular vein
posterior tibial vein
popliteal vein