The ballistocardiograph (BCG) is a measure of ballistic forces on the heart. Ballistocardiography is a technique for producing a graphical representation of repetitive motions of the human body arising from the sudden ejection of blood into the great vessels with each heart beat. It is a vital sign in the 1-20 Hz frequency range which is caused by...
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http://en.wikipedia.org/wiki/Ballistocardiography
graphic recording of the stroke volume of the heart for the purpose of calculating cardiac output. The heartbeat results in motion of the body, ...
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http://www.britannica.com/eb/a-z/b/13
Technique of graphic representation of the movements of the body imparted by the ballistic forces (recoil and impact) associated with cardiac contraction and ejection of blood and with the deceleration of blood flow through the large blood vessels. These movements, quantitatively very minute, are translated by a pickup device (transducer) into an e...
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http://www.encyclo.co.uk/local/20973
Type: Term Pronunciation: bal-is′tō-kar′dē-og′ră-fē Definitions: 1. The graphic recording of movements of the body imparted by ballistic forces (cardiac contraction and ejection of blood, ventricular filling, acceleration, and deceleration of blood flow through the great vessels); these minute movements are amp...
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http://www.medilexicon.com/medicaldictionary.php?t=9332
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