Biology 9700 · AS & A Level · The heart

The heart — practice question

What is one characteristic of coronary bypass surgery?

  • AA section of a healthy vein or artery is attached to the aorta at one end and a coronary artery at the other end to bypass diseased sections of coronary artery.
  • BA section of healthy vein or artery is used to bypass the diseased section of aorta in the region where the branches to the coronary arteries occur.
  • CBlockages in coronary arteries with atherosclerosis are cleared surgically by temporarily using an artificial heart to re-route blood and bypass the heart.
  • DThe section of diseased coronary artery is removed and then replaced by using a section of a healthy vein or artery of a similar diameter.

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