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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
Q

Suprarenal arteries branch from the _____ aspect of the _____, from the level of the _____ and _____, and course _____ to the adrenal glands.

A

Lateral, aorta, celiac axis, SMA, horizontally

25
Q

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 _____.

A

Inferior, anterior, inferior, small intestine, ascending colon, transverse colon

26
Q

Which renal artery has the longer course and why?

A

Right renal artery, bc the AO sits on the left side.

27
Q

The renal arteries branch ____ and supply the ____

A

Horizontally, kidneys

28
Q

The right renal artery courses _____ to the IVC to reach the right kidney.

A

Posteriorly

29
Q

What is the only vessel that courses posteriorly to the IVC?

A

RRA

30
Q

Gonadal arteries originate from the _____ aspect of the AO.

A

Anterior

31
Q

Gonadal arteries are ____ to the SMA and renal arteries.

A

Inferior

32
Q

The gonadal arteries course _____ to their respective organs.

A

Inferiority

33
Q

Male gonadal arteries are also called _____. Female gonadal arteries are also called _____.

A

Testicular arteries, ovarian arteries

34
Q

IMA originates from the _____ aspect of the AO, and courses _____ and _____ to the _____, _____, and _____ which it supplies.

A

Anterior, anteriorly, inferiorly, transverse colon, descending colon, rectum

35
Q

The median sacral artery supplies the _____ and the most _____ branch of the AO.

A

Sacrum, inferior

36
Q

AO should not exceed _____ in size at any point.

A

3cm

37
Q

The AO courses _____, and _____ in size and lies more _____ to the abdomen.

A

Inferiorly, decreases, shallow

38
Q

The best way to decrease observer variation when measuring the AO is to take the AP measurement in the _____ plane.

A

Sagittal

39
Q

The 3 layers of the aorta are

A

Tunica intima, tunica media, tunica adventitia

40
Q

Arteries have a thicker _____ to allow for greater elasticity.

A

Tunica media

41
Q

What is the primary function of the AO?

A

Channel blood to organs and tissues to ensure oxygenation and metabolism.

42
Q

Explain the blood flow from the heart to the AO.

A

Page 7 of PowerPoint sheets

43
Q

Arterial vasculature should display a(n) _____ center with _____ walls that clearly delineate from adjacent structures.

A

Anechoic, echogenic

44
Q

T or F? Larger vessels will display significant pulsatility.

A

True

45
Q

The AO is a tubular, highly pulsatile structure that is ____ and slightly to the ____ of the spine.

A

Anterior, left

46
Q

The AO courses more anteriorly at the _____ regions, until it bifurcates and courses _____.

A

Mid and distal, linear

47
Q

What makes up the “seagull” image?

A

The AO with the splenic artery and common hepatic artery as wings

48
Q

The CA is mostly easily seen in the ____ plane, slightly ____ to the pancreas.

A

Transverse, superior

49
Q

The SMA is identified as a linear structure branching anteriorly from the AO inferior to the CA in the ____ plane.

A

Sagittal

50
Q

Renal arteries are most easily seen in the ____ plane as small diameter curvilinear structures branching ____ from the AO.

A

Transverse, laterally

51
Q

The LRA is difficult to identify in the ____ plane.

A

Sagittal

52
Q

T or F? The IMA is consistently demonstrated with ultrasound.

A

False

53
Q

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.

A

Transverse, sagittal, posterior

54
Q

The AO bifurcation is most easily identified in the ____ plane.

A

Transverse

55
Q

Why are the AO and its branches primarily evaluated?

A

To detect aneurysms and stenosis

56
Q

T or F? Doppler can aid in identifying stenosis because it indicates flow patterns within the vasculature.

A

True

57
Q

What is the echogenic material seen surrounding the SMA in a transverse scan plane that helps to identify it?

A

Parapancreatic fat

*Ultrasound* (14 decks)

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