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Flashcards in Neurovasculature of Leg Deck (45):
1

What do the common iliac arteries bifurcate into?

Internal and external iliac arteries

2

Which artery do the superior and inferior gluteal arteries branch from?

Internal iliac artery

3

Which arteries form the trochanteric anastomosis?

Superior gluteal artery, medial circumflex femoral artery and lateral circumflex femoral artery

4

Which artery are the medial and lateral circumflex femoral arteries branches of?

Profunda femoris

5

Which artery supplies the anterior compartment of the thigh?

Femoral artery

6

What is the femoral artery a continuation of?

External iliac artery

7

Which artery supplies the posterior compartment of the thigh?

Perforating arteries

8

Which artery do the four perforating arteries branch off?

Profunda femoris

9

Which artery supplies the medial compartment of the thigh?

Obturator artery

10

Which artery is the obturator artery a branch of?

Internal iliac artery

11

Where does the femoral artery become the popliteal artery?

At adductor hiatus

12

Flexion of the knee compresses which artery?

Popliteal artery

13

Which arteries make up the genicular anastomosis?

Superior lateral genicular artery
Superior medial genicular artery
Middle genicular artery
Inferior lateral genicular artery
Inferior medial genicular artery

14

Which artery supplies the anterior compartment of the lower leg?

Anterior tibial artery

15

Which artery supplies the posterior compartment of the lower leg?

Posterior tibial artery

16

Which artery supplies the lateral compartment of the lower leg?

Fibular artery

17

The anterior tibial artery is a branch of which artery?

Popliteal artery

18

The posterior tibial artery is a branch of which artery?

Popliteal artery

19

The fibular artery is a branch of which artery?

Posterior tibial artery

20

What is the continuation of the anterior tibial artery called?

Dorsalis pedis artery

21

Which artery supplies the dorsal aspect of the foot?

Dorsalis pedis artery

22

Which arteries supplies the plantar aspect of the foot?

Medial and lateral plantar arteries

23

The medial and lateral plantar arteries are branches of which artery?

Posterior tibial artery

24

Which arteries make up the deep plantar arch?

Deep plantar branch of dorsalis pedis and lateral plantar artery

25

Where does the great saphenous vein run?

Anteromedial aspect of leg

26

What vein does the great saphenous vein drain into?

Femoral vein

27

Where does the small saphenous vein run?

Posterior aspect of the lower leg

28

Which vein does the small saphenous vein drain into?

Popliteal vein

29

Which three deep veins join to form the popliteal vein?

Anterior tibial, posterior tibial and fibular veins

30

Where do the perforating veins take the blood?

From superficial veins to deep veins

31

What forms the lumbar plexus?

Anterior rami of L1-L4

32

What are the two main nerves that come from the lumbar plexus?

Obturator nerve and femoral nerve

33

Which compartment of the lower limb does the obturator nerve supply?

Medial compartment of thigh

34

Which compartment of the lower limb does the femoral nerve supply?

Anterior compartment of thigh

35

What forms the sacral plexus?

Anterior rami of L4-S5 and lumbosacral trunk (branch of L4 anterior ramus that joins L5)

36

What are the three main nerves that come from the sacral plexus?

Sciatic nerve (L4-S3), superior gluteal nerve (L4-S1) and inferior gluteal nerve (L5-S2)

37

What does the sciatic nerve bifurcate into?

Tibial nerve and common fibular nerve

38

Which divisions of the anterior rami form the tibial nerve?

Anterior divisions

39

Which divisions of the anterior rami form the common fibular nerve?

Posterior divisions

40

Which compartment of the lower limb is supplied by tibial nerve?

Posterior compartment of lower leg

41

The tibial nerve birfurcates into which two nerves?

Medial and lateral plantar nerves

42

The common fibular nerve birfurcates into which two nerves?

Deep and superficial branches

43

Which compartment of the lower limb is supplied by the deep branch of the common fibular nerve?

Anterior compartment of lower leg

44

Which compartment of the lower limb is supplied by the superficial branch of the common fibular nerve?

Lateral compartment of lower leg

45

What does injury to the common fibular nerve cause?

Foot drop - loss of dorsiflexion
Sensory loss to dorsal surface of foot and anterior, lower leg