Abdominal Aorta, IVC, and Abdominal Lymphatics Flashcards Preview

Anatomy Exam 3 > Abdominal Aorta, IVC, and Abdominal Lymphatics > Flashcards

Flashcards in Abdominal Aorta, IVC, and Abdominal Lymphatics Deck (59)
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1

The aorta enters the abdomen through the _______ (median arcuate lig. of the diaphragm) at around T12. It is primarily retroperitoneal

aortic hiatus

2

The aortic hiatus pierces through the diaphragm through what structure?

median arcuate ligament

3

Is the aorta mesenteric or retroperitoneal?

primarily retroperitoneal

4

The aorta descends slightly to the _____ of the midline before dividing into ________ arteries at around L4

left; common iliac

5

Where does the aorta bifurcate?

Around L4

6

What are the branches off to the body wall of abdominal aorta?

Lumbar arteries, median sacral artery, inferior phrenic

7

The _____ arteries supply the kidneys. How many pairs?

renal arteries(1 pair)

8

The ______ arteries supply the suprarenal glands; How many pairs?

suprarenal arteries(3 pairs)

9

The _______ arteries supply either the testes (testicular aa.) or the ovaries (ovarianaa.); How many pairs?

gonadal arteries(1 pair)

10

For the aortic branches to the kidneys and to glands, All vessels are ______ but _________.

bilateral but asymmetric

11

What are the 3 branches supplying the suprarenal gland?

Inferior, middle, and superior

12

The _____ artery supplies foregut derivatives

celiac artery

13

The ______ artery supplies midgut derivatives

superior mesenteric artery

14

The _____ artery supplies hindgut derivatives

inferior mesenteric artery

15

Where does the celiac artery come out of aorta?

upper L1

16

Where does the superior mesenteric artery come out of aorta?

Lower L1

17

Where does the inferior mesenteric artery come out of aorta?

L3

18

Returns nearly all of the venous blood from structures below the diaphragm, but does not drain the gut directly

IVC

19

It forms at L5 from a joining of the common iliac veins. It ascends slightly to the right of the midline (and to the right of the aorta. It pierces the diaphragm at T8 and enters the right atrium

IVC

20

T/F: There are no direct branches of IVC from the gut

True

21

R. suprarenal v.drains

directly to IVC

22

R. gonadal v.drains

directly to IVC

23

L. suprarenal v. drains to

l. renal v.

24

the l. gonadal v. drains to

l renal v.

25

Subcostal v. and lumbar vv. (4 pairs),connected by the vertically-running ascending _____ vein

lumbar v

26

The IVC lies to the _____ of the aorta.

right

27

The left renal vein crosses ____ to the aorta, and passes _____ to the origin of the SMA.

anterior; inferior

28

The right testicular/ovarian a. passes _____ to the IVC.

anterior

29

The IVC forms at ____, one level _____ to the division of the aorta

L5; inferior

30

The common iliac veins lie _______ to the common iliac a.

posterior