ANATOMY

Detailed explanation-1: -Also known as an electrocardiogram or an EKG, an ECG is a test that detects and records the strength and timing of the electrical activity in your heart. This information is recorded on a graph that shows each phase of the electrical signal as it travels through your heart.

Detailed explanation-2: -An electrocardiogram records the electrical signals in the heart. It’s a common and painless test used to quickly detect heart problems and monitor the heart’s health. An electrocardiogram-also called ECG or EKG-is often done in a health care provider’s office, a clinic or a hospital room.

Detailed explanation-3: -A line graph that shows changes in the electrical activity of the heart over time. It is made by an instrument called an electrocardiograph.

Detailed explanation-4: -Each small square represents 0.04 seconds. Each large square represents 0.2 seconds. 5 large squares = 1 second. 300 large squares = 1 minute. 23-Jul-2022