Great Vessels Flashcards

0
Q

Which arteries carry deoxygenated blood?

A

pulmonary arteries

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1
Q

Name the layers of an artery, deepest to most superficial

A

tunica intima, tunica media, tunica adventicia

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2
Q

Where does the aorta pierce the diaphragm?

A

aortic hiatus, T12

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3
Q

Where is the aortic hiatus?

A

T12

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4
Q

Where does the aorta bifurcate?

A

L4/umbilicus

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5
Q

List the major arteries that branch from the aorta, from proximal to distal

A
Celiac trunk/axis, 
R/L adrenal/suprarenal arteries, 
SMA, 
R/L renal arteries, 
IMA, 
R/L gonadal arteries, 
R/L common iliac arteries
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6
Q

How long is the celiac axis?

A

1 cm

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7
Q

How does the celiac axis branch from the aorta?

A

anteriorly

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8
Q

Which three vessels branch from the celiac axis?

A

common hepatic artery, left gastric artery, splenic artery

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9
Q

Which two vessels branch from the common hepatic artery?

A

hepatic artery proper, gastroduodenal artery

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10
Q

Where does the common hepatic artery travel?

A

right lateral towards the liver

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11
Q

Where does the splenic artery travel and what does it supply?

A

left lateral along superior aspect of the pancreas to supply the spleen and tail of the pancreas

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12
Q

Where does the left gastric artery travel?

A

superiorly, then along the inferior curvature of the stomach

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13
Q

adrenal arteries, aka

A

suprarenal arteries

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14
Q

suprarenal arteries, aka

A

adrenal arteries

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15
Q

Which artery branches off the celiac axis superiorly, then along the lesser curvature of the stomach?

A

left gastric artery

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16
Q

How do the suprarenal arteries branch from the aorta?

A

obliquely, laterally and superiorly

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17
Q

How does the SMA branch from the aorta?

A

anteriorly

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18
Q

Which artery is second to branch off anteriorly from the proximal aorta?

A

SMA

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19
Q

SMA supplies which areas?

A

small intestine, ascending colon, right and mid transverse colon

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20
Q

Which is the third major branch from the aorta?

A

SMA

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21
Q

Which is the second major branch from the aorta?

A

R/L suprarenal arteries

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22
Q

Where does the SMA travel?

A

first anteriorly, then hooks and travels inferiorly

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23
Q

Which is longer: the right renal artery or the left?

A

right

24
Q

How does the right renal artery travel?

A

right lateral, posterior to the IVC

25
Q

What is unique about the positions of the RRA with respect to the LRA?

A

RRA travels slightly inferior to the level of the LRA due to position of the liver

26
Q

Which is the fourth major branch off the aorta?

A

R/L renal arteries

27
Q

How do the renal arteries branch from the aorta?

A

laterally

28
Q

Which set of paired arteries branch from the anterior aspect of the aorta?

A

gonadal arteries

29
Q

ovarian arteries, aka

A

gonadal arteries

30
Q

testicular arteries, aka

A

gonadal arteries

31
Q

gonadal arteries, aka

A

ovarian/testicular arteries

32
Q

How do the gonadal arteries travel?

A

obliquely, inferiorly and laterally

33
Q

What is the fifth major branch from the aorta?

A

gonadal arteries

34
Q

What is the sixth major branch from the aorta?

A

IMA

35
Q

IMA supplies which areas?

A

descending colon, left transverse colon, sigmoid colon, rectum

36
Q

Which artery supplies the small intestine, ascending colon, right and mid transverse colon?

A

SMA

37
Q

Which artery supplies the spleen and tail of the pancreas?

A

splenic artery

38
Q

Which artery supplies the left transverse colon, descending colon, sigmoid colon, and rectum?

A

IMA

39
Q

At what location does the IMA branch from the aorta?

A

L3

40
Q

How do the common iliac arteries travel?

A

inferiorly and laterally

41
Q

Where do the common iliac arteries branch from the aorta?

A

the aortic bifurcation/L4/umbilicus

42
Q

What two arteries are formed from the aortic bifurcation?

A

R/L iliac arteries

43
Q

Do most major aortic branches sit anterior or posterior to their venous counterparts? What is the exception?

A

posterior, except the common iliac arteries

44
Q

Do most tributaries to the IVC sit anterior or posterior to their arteriole counterparts? What is the exception?

A

anterior, except the common iliac veins

45
Q

Which layer of the vessel wall is thicker in arteries vs veins?

A

tunica media, far more muscular

46
Q

Where does the IVC supply?

A

right side of the heart

47
Q

Which veins carry oxygenated blood?

A

pulmonary veins

48
Q

Where does the IVC pierce the diaphragm?

A

T8

49
Q

Which great vessels pierce the diaphragm at T8 & T12?

A

IVC @ T8, AO @T12

50
Q

Compare the appearance of the IVC vs AO with ultrasound

A

AO travels a straighter path, vessel walls more muscular and therefore more echogenic
IVC far more compressible, varying calibre, more tortuous path, vessel walls not as echogenic

51
Q

Where do the common iliac veins join to form the IVC?

A

L4

52
Q

List the tributaries of the IVC, distal to proximal

A
R/L common iliac veins, 
right gonadal vein only, 
R/L renal veins, 
right adrenal vein only, 
R/M/L hepatic veins
53
Q

Where do the left gonadal and adrenal veins drain to?

A

left renal vein

54
Q

Which veins drain into the left renal vein?

A

left gonadal and suprarenal veins

55
Q

Where do the hepatic veins drain into the IVC?

A

just inferior to the diaphragm (T8)

56
Q

Where does the aortic bifurcation occur?

A

L4/umbilicus

57
Q

Which is more posterior in the midline, SMA or LRV?

A

Left renal vein