Abdominal Vasculature Ch 13

Question 1

____ supplies stomach, 30-40% of liver, spleen, and small and large bowel

Answer 1

Arterial system

Question 2

___ supplies the small intestine, cecum, ascending and transverse colon

Answer 2

SMA

Question 3

___ supplies descending/sigmoid colon and most of rectum

Answer 3

IMA

Question 4

Renal arteries are ___ to SMA and ____ to renal veins

Answer 4

Inferior

Posterior

Question 5

Right renal artery is

Answer 5

Longer than the left (further to travel)

Question 6

Left renal artery is

Answer 6

Slightly higher than the right bc of the right lobe of the liver

Question 7

Aorta passes ___ to diaphragm at the ____ and is then termed ____.

Answer 7

Posteriorly
Aortic hiatus
Abdominal aorta

Question 8

SMA is __ cm distal to celiac axis

Answer 8

1cm

Question 9

IMA is ___ cm proximal to bifurcation

Answer 9

4 cm

Question 10

Organs with low resistance vascular beds

Answer 10

Liver
Spleen
Kidneys

Question 11

Organs with high resistance vascular beds

Answer 11

SMA

Iliacs

Question 12

___ renal vein is longer than ___ renal vein.

Answer 12

Left is longer than right

Question 13

PV demonstrates a ___ blood flow

Answer 13

Hepatopetal

Question 14

Veins in the liver with echogenic walls

Answer 14

PV

Question 15

Veins in the liver with hypoechoic walls

Answer 15

Hepatic

Question 16

High resistance area of body:

Answer 16

Don’t need constant supply

Less flow, more diastole

Question 17

Low resistance area of body:

Answer 17

• Need constant supply of blood

- Even when the heart is relaxed (diastole), there is still a lot of blood flow

Question 18

Describe arterial blood flow wave

Answer 18

Spikes (systolic), flows towards organ so wave is above the base line

Question 19

Describe venous wave blood flow

Answer 19

Wave below baseline bc blood is leaving organ (exception: Portal vein)

Question 20

Renal arteries have a ___ resistance wave form.

Answer 20

Low

• constant forward blood flow during cardiac cycle
• kidneys need constant blood supply

Question 21

A pregnant woman has a ___ resistance blood flow to uterus.

Answer 21

Low

-uterus needs more blood during pregnancy

Question 22

Celiac axis presents a ___ resistance wave form

Answer 22

Low

-mainly the liver and spleen need that blood

Question 23

SMA has a ___ resistance blood flow when pt has not eaten.

Answer 23

High

-increase in blood flow after pt eats

Question 24

Resistance ___ I’m SMA after the pt eats

Answer 24

Lowers

Question 25

___ drain the liver

Answer 25

Hepatic veins

-left, right, and middle

Question 26

IVC lies __ to rt kidney and ___ to liver before coursing through the diaphragm

Answer 26

Medial

Posterior

Question 27

Ivc enters into the ___of the heart

Answer 27

Right atrium

Question 28

The portal vein is ___ bc of collagen

Answer 28

Echogenic

Question 29

The PV present a ___ flow

Answer 29

Hepatopetal

Above the baseline

Question 30

IVC should be __-__ I’m size

Answer 30

2.5-3.5 cm or 25 to 35mm

Question 31

Portal vein normal size is

Answer 31

1.3 cm or 13 mm

Question 32

Prox IVC is more ___ bc of its location to the heart

Answer 32

Pulsatile

Question 33

Distal IVC isn’t as ___ bc of its location away from the heart

Answer 33

Pulsatile

Question 34

Hepatic veins will present a ___ blood flow

Answer 34

Hepatofugal- away from liver

-below baseline

Question 35

Renal veins have a ___ flow.

Answer 35

Phasic

Question 36

Hepatic veins should measure

Answer 36

4-6mm

Question 37

Splenic vein should measure

Answer 37

4-6mm

Question 38

SMV should measure

Answer 38

6-7 mm

Question 39

Renal veins should measure

Answer 39

4-6mm

Question 40

Distal IVC presents a ___ flow

Answer 40

Phasic

Question 41

IVC is divided into 4 sections:

Answer 41

Hepatic, prerenal, renal, and postrenal