Circulatory system Flashcards

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1
Q

what is the function of an artery?

A
  • Carries blood away from the heart
  • thick walls and thick lumen to withstand high pressure
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2
Q

What is the function of an apillary?

A
  • one cell thick wall
  • allows fast diffusion between blood and cells
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3
Q

What is the function of a vein?

A
  • carries blood back to the heart
  • thin walls and wide lumen to prevent backflow
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4
Q

What can restrict blood flow?

A

A build up of fat in the arteries

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5
Q

what does a stent do?

A

opens up the vessel to prevent fat build up

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