What is the function of the atria, valve, chodrae tendinae, papillary muscles, and ventricles of the heart?

Answers:
I'm not doing your homework for you. Full explanation of all of the workings of the heart (in plain English) at link.

http://library.thinkquest.org/05aug/0188…
I agree with the first responder. Think it through, do your own homework, that channel you will learn something.

Asking this question is like asking what does the heart do, as these are some of the anatomic structures of the heart.

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