Easy way to get 15 free YouTube views, likes and subscribers
Understanding ECG || NCERT XI Class || By Nagavelli Prasad
An electrocardiogram (ECG or EKG) is a test to record the electrical signals in the heart. It shows how the heart is beating. Sticky patches called electrodes are placed on the chest and sometimes on the arms or legs. Wires connect the patches to a computer, which prints or displays results
Recommended
