Answers

2016-06-28T14:39:18+08:00
The human heart contains two chambers and these are called the left ventricle & right ventricle. The left and right oartha are collecting chambers they hold the blood unti the can entr the ventricles. Atria are thin walled while ventricle are thick walled cahmbers. Thmove the blood around the body
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I ment to say was chambers and They move. Whoops ;)