Ellygedb3a1nia Ellygedb3a1nia

23-10-2016
Biology

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A double-walled sac called the ______ encases the heart, which serves to protect the heart and anchor it inside the chest. vena cava pericardium aorta septum

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amsalqureshi amsalqureshi

23-10-2016

Pericardium is a double walled sac enclosing the heart.

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