Question

Which wave represent the depolarisation of the atria

• A. S
• B. Q
• C. P
• D. T

Answer 1

Answer:

C. P

• The P wave represents the depolarization of the atria on an electrocardiogram (ECG).

• It is the first upward deflection on the ECG tracing and indicates the electrical activation of the atria, which leads to atrial contraction.