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Phonocardiography is listening to __________

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Phonocardiography is listening to __________

(a) arm muscle sound

(b) lungs sound

(c) heart sound

(d) respiratory tract sound

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Asked question is from Origin of Bioelectric Signals in portion Bioelectric Signal and Electrodes of Biomedical Instrumentation

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Right answer is (c) heart sound

The explanation: A phonocardiogram (or PCG) is a record high-constancy recording of sounds and mumble made by the heart with the assistance of the machine called phonocardiography. Consequently, phonocardiography is the chronicle of the considerable number of sounds made by the heart amid a heart cycle. Mostly stethoscope is used phonocardiography.

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