The part of an electrocardiogram (ECG) that represents ventricular depolarization, or the electrical activity of the heart as it contracts.
QRS complex: The part of an electrocardiogram (ECG) that represents ventricular depolarization, or the electrical activity of the heart as it contracts.
Brian “Weence” Bateman is a health and medical writer who covers public health updates, healthcare policy, and medical developments affecting communities across the United States. He works closely with dentists and healthcare providers and focuses on making complex medical information clear, accurate, and useful for everyday readers.