Question

________________ records the electrical activity of heart.

(a) ECG(Electrocardiograph)

(b) PCG(Phonocardiograph)

(c) VCG(Vectorcardiograph)

(d) EEG

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.