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Questions and Answers
What does the QT interval measure?
What does the QT interval measure?
- Time needed for ventricular depolarization and repolarization (correct)
- Atrial impulse from the sinus node through the AV node
- End of ventricular depolarization
- Impulse conduction through the ventricles
Which ECG waveform represents the end of ventricular depolarization?
Which ECG waveform represents the end of ventricular depolarization?
- QT interval
- QRS duration
- PR interval
- ST segment (correct)
What does the PR interval track?
What does the PR interval track?
- End of ventricular depolarization
- Time needed for ventricular depolarization and repolarization
- Impulse conduction through the ventricles
- Atrial impulse from the sinus node through the AV node (correct)
Which ECG waveform represents impulse conduction through the ventricles?
Which ECG waveform represents impulse conduction through the ventricles?
What is measured from the beginning of the P wave to the beginning of the QRS complex?
What is measured from the beginning of the P wave to the beginning of the QRS complex?
What does the ST segment represent in an ECG waveform?
What does the ST segment represent in an ECG waveform?
Which ECG waveform measures the time needed for ventricular depolarization and repolarization?
Which ECG waveform measures the time needed for ventricular depolarization and repolarization?
What is measured from the beginning of the P wave to the beginning of the QRS complex in an ECG waveform?
What is measured from the beginning of the P wave to the beginning of the QRS complex in an ECG waveform?
Which ECG waveform represents impulse conduction through the ventricles?
Which ECG waveform represents impulse conduction through the ventricles?
What is the QT interval used to measure in an ECG waveform?
What is the QT interval used to measure in an ECG waveform?
What does the QRS duration represent in an ECG waveform?
What does the QRS duration represent in an ECG waveform?
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