Question

________________ records the electrical activity of heart.

(a) ECG(Electrocardiograph)

(b) PCG(Phonocardiograph)

(c) VCG(Vectorcardiograph)

(d) EEG

I have been asked this question in class test.

This intriguing question comes from Biotelemetry Application on Wimax Networks topic in section Biomedical Telemetry of Biomedical Instrumentation

Answer 1

Right option is (a) ECG(Electrocardiograph)

To elaborate: Electrical signals from the heart characteristically precede the normal mechanical function and monitoring of these signals has great clinical significance.The electrocardiograph (ECG) is an instrument, which records the electrical activity of the heart.