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Why is the human heart cooled for surgery?

User Jacob Lee
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2 Answers

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Answer: By cooling the heart, its need for oxygen is reduced.

Explanation:This allows surgeons to work on the heart for two to four hours without damaging the heart tissue.

User Younes Zeboudj
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6 votes

Answer:

By cooling the heart, its need for oxygen is reduced. This allows surgeons to work on the heart for two to four hours without damaging the heart tissue.

User Seb DA ROCHA
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