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Describe external structure of heart ​
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Describe external structure of heart ​

User Zermingore
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4 votes

Answer:

heart is enclosed .in sack like structure

User Meza
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7.0k points
4 votes

Answer:

The heart is enclosed in a pericardial sac that is lined with the parietal layers of a serous membrane.

User Avanthika
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