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how those the heart work?

2006-11-07 02:18:41 · 2 answers · asked by girlyp1 1 in Health ➔ Diet & Fitness

2 answers

http://www.kidshealth.org/kid/body/heart_noSW.html

2006-11-07 02:22:59 · answer #1 · answered by Samuel S 1 · 0⤊ 0⤋

its a pump. has valves, flanges, and widgets.

2006-11-07 10:20:45 · answer #2 · answered by joelius24 7 · 0⤊ 0⤋

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