10 Questions
What percentage of the cardiac output does the liver receive?
20%
Which vessel provides 75% of the liver's blood supply?
Portal vein
What is the main mediator of hepatic artery buffer response?
Adenosine
What effect does sympathetic stimulation have on hepatic blood flow?
Decreases it
What percentage of the liver's blood supply is provided by the hepatic artery?
25%
How many anatomic lobes does the human liver consist of?
Four
What mediates the hepatic artery buffer response?
Adenosine
How is hepatic blood flow regulated by the hepatic artery buffer response?
By increasing adenosine levels
What effect does hypoxemia have on hepatic blood flow?
Decreases hepatic blood flow
Which vessel provides 25% of the liver's oxygen requirements?
Hepatic artery
Learn about the normal anatomy of the human liver, including its anatomic lobes, blood volume, and blood supply provided by the portal vein and hepatic artery. Understand the regulation of hepatic blood flow.
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