An<unk>   is a graphic produced by an<unk> h, which records the electrical activity of the heart over time. Its name is made of different parts: electro, because it's related to electronics, cardio, Greek for heart, gram, a Greek root meaning "to write". Analysis of the various waves and normal vectors of depolarization and repolarization yields important diagnostic information.
Electrocardiogram
Cardiotocography
Cardiotocograph
Confusion electrocardiogram
Burn electrocardiogram
Cardiac electrophysiology
Palpitation electrocardiogram
Shock electrocardiogram