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What is the name of the protective sac in which the heart is enclosed?

User Hager Aly
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2 Answers

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Answer:

the pericardium

Step-by-step explanation:

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User Sergiusz
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Answer:

A fibrous sac called the pericardium surrounds the heart. The sac has two thin layers with fluid between them.

Step-by-step explanation:

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User Pawel Kam
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