The Instrument Used to Record the Electrical Events of the Heart

Question

The instrument used to record the electrical events of the heart is an ________.
A) EMG
B) ECG
C) EOG
D) EEG

Accepted Answer

An ECG (electrocardiogram) is the instrument used to record the electrical events of the heart. EMG (electromyogram) records electrical activity of muscles, EOG (electrooculogram) records eye movements, and EEG (electroencephalogram) records electrical activity of the brain.