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*Ultrasound* > Aorta > Flashcards

Aorta Flashcards

0
Q

What is the first branch of the aorta seen with US?

A

Celiac axis

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1
Q

What is the most common descriptive word for the splenic artery?

A

Tortuous

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2
Q

Which vessel is usually hard to see when looking at the transverse prox AO?

A

Left Gastric Artery

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3
Q

What vessel originates from the celiac axis and is very tortuous?

A

Splenic artery

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4
Q

What is the name of the vessel that comes off the celiac axis and is not usually seen with US?

A

Left gastric artery

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5
Q

The name of the vessel on the anterior border of the pancreas is the

A

Splenic artery

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6
Q

What are the two branches of the common hepatic artery?

A

Proper Hepatic Artery and Gastroduodenal Artery

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7
Q

T or F? Another name for the adrenal arteries is gonadal arteries.

A

False

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8
Q

What vessel courses between the SMA and the AO?

A

Left renal vein

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9
Q

The renal arteries are best seen on what scan plane?

A

Transverse

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10
Q

What is the relationship of the SMA to the celiac axis?

A

Inferior

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11
Q

The two main anatomy structures that the SMA and IMA feed are the

A

Colon and intestines

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12
Q

What is the name of the most inferior artery that branches off the aorta?

A

Median sacral

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13
Q

What are the three vessels that branch off the celiac axis?

A

Splenic artery, common hepatic artery, left gastric artery.

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14
Q

When does the thoracic aorta become the abdominal aorta?

A

As it passes posteriorly to the diaphragm

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15
Q

What does the left gastric artery supply?

A

The left side of the lesser curvature of the stomach

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16
Q

The left gastric artery courses ______ and to the ______, and doubles back to supply the left side of the lesser curvature of the stomach.

A

Superiorly, left

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17
Q

The splenic artery supplies the (3)

A

Spleen, pancreas, left side of the greater curvature of the stomach

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18
Q

The splenic artery courses _____ to the _____ with a slight _____ to _____ angulation.

A

Horizontally, left, inferior-to-superior

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19
Q

The CHA courses _____ to the _____ and branches into the _____ and the _____.

A

Horizontally, right, gastroduodenal artery, proper hepatic artery

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20
Q

The GDA courses _____ and supplies the _____ and the _____.

A

Inferiorly, right side of the greater curvature of the stomach, pancreatic duodenal area

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21
Q

The proper hepatic artery courses _____ and branches into the _____, _____, and _____ _____ _____ which supply the _____.

A

Superiorly, right, middle, left hepatic arteries, liver

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22
Q

The right hepatic artery branches into the _____, which feeds the _____.

A

Cystic artery, gallbladder

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23
Q

Suprarenal arteries are also called

A

Adrenal arteries

24
Suprarenal arteries branch from the _____ aspect of the _____, from the level of the _____ and _____, and course _____ to the adrenal glands.
Lateral, aorta, celiac axis, SMA, horizontally
25
The SMA is _____ to the celiac axis and courses _____ and _____ and divides into several arteries that supply the largest portion of the _____ and the _____, and part of the _____.
Inferior, anterior, inferior, small intestine, ascending colon, transverse colon
26
Which renal artery has the longer course and why?
Right renal artery, bc the AO sits on the left side.
27
The renal arteries branch ____ and supply the ____
Horizontally, kidneys
28
The right renal artery courses _____ to the IVC to reach the right kidney.
Posteriorly
29
What is the only vessel that courses posteriorly to the IVC?
RRA
30
Gonadal arteries originate from the _____ aspect of the AO.
Anterior
31
Gonadal arteries are ____ to the SMA and renal arteries.
Inferior
32
The gonadal arteries course _____ to their respective organs.
Inferiority
33
Male gonadal arteries are also called _____. Female gonadal arteries are also called _____.
Testicular arteries, ovarian arteries
34
IMA originates from the _____ aspect of the AO, and courses _____ and _____ to the _____, _____, and _____ which it supplies.
Anterior, anteriorly, inferiorly, transverse colon, descending colon, rectum
35
The median sacral artery supplies the _____ and the most _____ branch of the AO.
Sacrum, inferior
36
AO should not exceed _____ in size at any point.
3cm
37
The AO courses _____, and _____ in size and lies more _____ to the abdomen.
Inferiorly, decreases, shallow
38
The best way to decrease observer variation when measuring the AO is to take the AP measurement in the _____ plane.
Sagittal
39
The 3 layers of the aorta are
Tunica intima, tunica media, tunica adventitia
40
Arteries have a thicker _____ to allow for greater elasticity.
Tunica media
41
What is the primary function of the AO?
Channel blood to organs and tissues to ensure oxygenation and metabolism.
42
Explain the blood flow from the heart to the AO.
Page 7 of PowerPoint sheets
43
Arterial vasculature should display a(n) _____ center with _____ walls that clearly delineate from adjacent structures.
Anechoic, echogenic
44
T or F? Larger vessels will display significant pulsatility.
True
45
The AO is a tubular, highly pulsatile structure that is ____ and slightly to the ____ of the spine.
Anterior, left
46
The AO courses more anteriorly at the _____ regions, until it bifurcates and courses _____.
Mid and distal, linear
47
What makes up the "seagull" image?
The AO with the splenic artery and common hepatic artery as wings
48
The CA is mostly easily seen in the ____ plane, slightly ____ to the pancreas.
Transverse, superior
49
The SMA is identified as a linear structure branching anteriorly from the AO inferior to the CA in the ____ plane.
Sagittal
50
Renal arteries are most easily seen in the ____ plane as small diameter curvilinear structures branching ____ from the AO.
Transverse, laterally
51
The LRA is difficult to identify in the ____ plane.
Sagittal
52
T or F? The IMA is consistently demonstrated with ultrasound.
False
53
Renal arteries are most easily seen in the ____ plane. However, the RRA might be identified in the ____ plane as it is directly ____ to the IVC.
Transverse, sagittal, posterior
54
The AO bifurcation is most easily identified in the ____ plane.
Transverse
55
Why are the AO and its branches primarily evaluated?
To detect aneurysms and stenosis
56
T or F? Doppler can aid in identifying stenosis because it indicates flow patterns within the vasculature.
True
57
What is the echogenic material seen surrounding the SMA in a transverse scan plane that helps to identify it?
Parapancreatic fat

*Ultrasound* (14 decks)

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