Asked by  | 13th Nov, 2009, 05:24: AM

Expert Answer:

Atrium is the upper chamber of the heart. They are 2 in number - the right and left atria and receives blood from various parts of the body.

Whereas arteries are the blood vessels which carry blood from heart to various parts of the body.

Answered by  | 13th Nov, 2009, 08:13: AM

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