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BIOLOGY TOPIC 6 HUMAN PHYSIOLOGY
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Question:
How is blockage of coronary arteries treated? (3)
Author: Sammy UniverseAnswer:
By-pass surgery creating a stent (tiny tube that can be placed ina vessel to hold it open Balloon angioplasty = balloon inserted in narrow area nad inflated to flatten plaque = artery widened = blood flow improves
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Sammy Universe