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Given below is the ECG of a normal human...

Given below is the ECG of a normal human. Which one of its components is correctly interpreted below?

A

Complex QRS-one complete pulse

B

Peak T-inititation of total cardiac contraction

C

Peak P and peak R together - systolic and diastolic blood pressures

D

Peak P-initiation of left atrial contraction only

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The correct Answer is:
A
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