Wolfzbayne
04.04.2020 •
Biology
The upper chambers of the heart are called , and the lower chambers of the heart are called .
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Ответ:
The upper chamber is called an atrium, or auricle, and the lower chamber is called a ventricle. The two atria act as receiving chambers for blood entering the heart; the more muscular ventricles pump the blood out of the heart.
Ответ:
The pumping of the heart involves the alternate contraction and relaxation of the chambers of the heart. The upper chambers of the heart are called atria , and the lower chambers of the heart are called ventricles .
Ответ:
it depends on you.
explanation:
you know yourself better than us. so ask youself .