Question

Q.2. What is electrocardiogram? What do P and T waves represent in a normal human electrocardiogram?

Answer 1

electro cardiogram is a device which is used to check the heart beat ( impulses ) of the person

• there are 3 types of waves
• P waves
• QRS complex
• T waves

1. P waves is reprsent artial depolarization in artial systole
2. T wave reprsent repolarization

Answer 2

An electrocardiogram is a diagonistic tool that measures the electrical activity of the heart.

P waves represents artrial depolarization which results in artrial systole.

T wave represents the repolarization of the ventricles