Which of the Following Is the Correct Definition of the Waves

question 16

Multiple Choice

Which of the following is the correct definition of the waves found in a normal ECG cycle?

• A) The P-R interval represents the time it takes from the beginning of the ventricular depolarization to the end of the ventricular repolarization.
• B) The Q-T interval represents the time it takes from the beginning of the atrial contraction to the beginning of the ventricular contraction.
• C) The ST segment represents the time interval from the end of the ventricular depolarization to the beginning of the ventricular recovery (repolarization).
• D) None of the above

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