| ballistocardiogram | A record of the body's recoil caused by cardiac contraction, the ejection of blood into the aorta, and ventricular filling forces; has been used as a basis for calculating the cardiac output in man, but its lack of accuracy and reproducibility has caused it to be discarded. Origin: G. Ballo, to throw, + kardia, heart, + gramma, something written (05 Mar 2000) |
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