Normal interval time for the QT interval is:
A) 0.04-0.12 second.
B) 0.33-0.42 second.
C) 0.12-0.20 second.
D) 1.20-2.00 seconds.

Name: Normal interval time for the QT interval is: A) 0.04-0.12 second. B) 0.33-0.42 second. C) 0.12-0.20 second. D) 1.20-2.00 seconds.
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Question

Quizplus · Accepted Answer

The normal QT interval ranges from 0.33 to 0.42 seconds (or 330 to 420 milliseconds) when measured on an electrocardiogram (ECG). This interval represents the total time for ventricular depolarization and repolarization.

Normal Interval Time for the QT Interval Is