NERVES/ARTERIES/VEINS OF LOWER EXTREMITY P.175

Question 1

Lumbosacral plexus

Answer 1

(T12) L1-L4

Question 2

Lumbar plexus

Answer 2

(T12) L1-L4

Question 3

Sacral plexus

Answer 3

L4/L5-S4

Question 4

Iliohypogastric

Answer 4

L1

Question 5

Ilioinguinal

Answer 5

L2

Question 6

Genitofemoral

Answer 6

L1,L2

Question 7

Femoral nerve

Answer 7

L2, L3, L4

Question 8

Obturator nerve

Answer 8

L2, L3, L4

Question 9

Saphenous nerve is (medial/lateral) to femoral nerve.

Answer 9

medial

Question 10

Saphenous nerve is (sensory/motor).

Answer 10

sensory

Question 11

Lumbosacral trunk has _____ of L4 and _____ of L5.

Answer 11

half of L4, all of L5.

Question 12

Superior gluteal nerve

Answer 12

L4, L5, S1

Question 13

Inferior gluteal nerve

Answer 13

L5, S1, S2

Question 14

The sciatic nerve passes under…

Answer 14

gluteus maximus

Question 15

Sciatic nerve

Answer 15

L4-S3

Question 16

Tibial nerve

Answer 16

L4-S3

Question 17

Common peroneal nerve

Answer 17

L4-S2

Question 18

Common peroneal nerve extends laterally or medially?

Answer 18

laterally

Question 19

The common peroneal splits into which 2 nerves?

Answer 19

Deep and superficial peroneal nerves

Question 20

Where does the common peroneal pass?

Answer 20

Between soleus and tib post, flexor digitorum and hallucis longus.

Is this even right?

Question 21

Sural nerve is (sensory/motor).

Answer 21

sensory

Question 22

When does the aorta become the descending aorta?

Answer 22

after subclavian

Question 23

Where does the thoracic aorta pass?

Answer 23

through the hiatus

Question 24

Which vertebrae are the common iliac arteries located?

Answer 24

At L4

Question 25

Which vertebrae are the external iliac arteries located?

Answer 25

At L5, S1

Question 26

What branches off of the internal iliac artery?

Answer 26

superior gluteal artery, inferior gluteal artery, obturator artery (potentially?).

Question 27

What branches off of the external iliac artery?

Answer 27

femoral

Question 28

Deep femoral is (medial/lateral) to femoral a.

Answer 28

lateral

Question 29

Branches off of the femoral artery are?

Answer 29

medial and lateral femoral circumflex arteries, deep femoral artery, perforating arteries

Question 30

The posterior tibial artery splits into which 2 arteries?

Answer 30

anterior tibial and peroneal artery

Question 31

The peroneal artery extends medially or laterally?

Answer 31

laterally

Question 32

Which artery turns into the dorsalis pedis artery?

Answer 32

anterior tibial artery

Question 33

The medial and lateral plantar arteries form…

Answer 33

the deep plantar arch

Question 34

The great saphenous vein is (medial/lateral).

Answer 34

medial

Question 35

The great saphenous vein follows the same path as which nerve?

Answer 35

saphenous nerve

Question 36

What is the cribiform fascia?

Answer 36

“closes” the saphenous opening

Question 37

What is the saphenous opening?

Answer 37

lookup for great saphenous vein?

Question 38

When bloods moves back towards the heart (veins), how do the veins prevent leakage?

Answer 38

valves help!

Question 39

What does venae comitantes mean?

Answer 39

accompanying or companion veins to an artery.

Question 40

Where does the great saphenous vein drain into?

Answer 40

the femoral vein

Question 41

Where does the dorsalis pedis vein drain into?

Answer 41

anterior tibial, which then drains into popliteal vein

Question 42

Where does the plantar venous arch drain into?

Answer 42

dumps into posterior tib, then popliteal, femoral, external iliac etc.

Question 43

Where does the small saphenous vein drain into?

Answer 43

lateral foot, lateral leg, stops at popliteal vein