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KaBoom > Abdominal Vasculature - Part 3 > Flashcards

Abdominal Vasculature - Part 3 Flashcards

1
Q

GDA

A

Gastroduodenal artery

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2
Q

What does the GDA a branch of?

A

The common hepatic artery

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3
Q

What does the GDA lie between?

A

The superior portion of the duodenum and the anterior surface of the
pancreatic head

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4
Q

What does the common hepatic artery branch off of?

A

The celiac axis

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5
Q

What does the common hepatic artery give rise to?

A

GDA

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6
Q

What does the common hepatic artery name change to after it gives rise the the GDA?

A

Proper hepatic artery

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7
Q

Where does the hepatic artery course?

A

Adjacent to the portal vein

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8
Q

What does the proper hepatic artery bifurcate into? Where?

A

Bifurcates into the right and left hepatic arteries

At the hepatic hilum

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9
Q

What does the right hepatic artery give rise to?

A

Cystic artery

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10
Q

What does the cystic artery supply?

A

GB

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11
Q

What kind of resistance is in the hepatic artery?

A

Low-resistance blood flow

- with continuous flow through diastole

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12
Q

What is increased flow in the hepatic artery associated with? (3)

A
  1. Jaundice
  2. Cirrhosis, lymphoma
  3. Metastases
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13
Q

What does the left gastric artery a branch of?

A

Common hepatic artery

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14
Q

Where does the left gastric artery course?

A

Toward the left to supply the stomach

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15
Q

Where does the left gastric artery often originate from?

A

From the splenic artery

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16
Q

What does the splenic artery a branch of?

A

Celiac axis

17
Q

What does the splenic artery give rise to?

A

The left gastroepiploic artery and additional branches to the pancreas
and stomach

18
Q

Where does the splenic artery course?

A

Along the superior margin of the pancreatic body and tail

19
Q

What kind of resistance is seen in the splenic artery?

A

Low-resistance blood flow

- with continuous flow through diastole

20
Q

What can the splenic artery be mistaken for?

A

A dilated pancreatic duct

21
Q

Where is the IVC formed?

A

At the junction of the right and left common iliac veins

22
Q

What does the IVC carry?

A

Oxygen-depleted blood from the body superiorly to the right atrium of the heart

23
Q

What are the major abdominal branches of the IVC? (6)

A
  1. Lumbar veins
  2. Right gonadal vein
  3. Renal veins
  4. Right suprarenal vein
  5. Inferior phrenic vein
  6. Hepatic veins
24
Q

What are the main venous tributaries? (3)

A
  1. Common iliac veins
  2. Renal veins
  3. Hepatic veins
25
Q

What does the common iliac veins drain?

A

Blood from the lower extremities and pelvis

26
Q

Where is the common iliac veins formed?

A

At the junction of the external and internal iliac veins

27
Q

Where does the renal veins course?

A

Anterior to the renal arteries

28
Q

Where does the left renal vein course compared to the SMA and abdominal aorta?

A

Posterior to the superior mesenteric artery
Anterior to
the abdominal aorta

29
Q

What kind of flow is demonstrated by the renal veins?

A

Spontaneous phasic blood flow

30
Q

Where does the right hepatic vein course?

A

Coronally between the anterior and posterior segments of the right hepatic lobe

31
Q

Where does the middle hepatic vein course?

A

Oblique course between the left and right hepatic

lobes

32
Q

Where does the left hepatic vein course?

A

Posterior between the medial and lateral segments of the left hepatic lobe

33
Q

What does doppler demonstrate in the hepatic veins?

A

Spontaneous, multiphasic, and pulsatile blood flow toward the IVC
- hepatofugal

34
Q

What happens to the blood flow in the hepatic veins during inspiration?

A

Increase in blood flow

35
Q

What happens to the blood flow in the hepatic veins during valsalva maneuver?

A

Diminished blood flow

KaBoom (81 decks)

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