Podcast
Questions and Answers
Which of the following is a reason for using pacemakers?
Which of the following is a reason for using pacemakers?
- To evaluate EKG pacemaker strips
- To improve ventricular preload and cardiac output (correct)
- To manage infected pacemakers
- To prevent potential disaster during cardiac surgery
What is the normal duration of the P-R interval in an EKG?
What is the normal duration of the P-R interval in an EKG?
- 400 msec
- 60 BPM
- 200 msec (correct)
- 1000 msec
Which of the following is a pathology that may require a pacemaker?
Which of the following is a pathology that may require a pacemaker?
- Sinus node dysfunction
- Acquired atrioventricular heart block
- Prolonged PR interval
- All of the above (correct)
What is the purpose of atrial kick?
What is the purpose of atrial kick?
What is the frequency of a heart rate of 60 BPM?
What is the frequency of a heart rate of 60 BPM?
Which of the following is the primary purpose of a pacemaker?
Which of the following is the primary purpose of a pacemaker?
Which type of pacemaker is used in patients with a reliable sinus node, but with an AV-block?
Which type of pacemaker is used in patients with a reliable sinus node, but with an AV-block?
Which type of pacemaker records both atrial and ventricular rates and can pace either chamber when needed?
Which type of pacemaker records both atrial and ventricular rates and can pace either chamber when needed?
What does voltage measure in a pacemaker?
What does voltage measure in a pacemaker?
Which type of pacemaker is used when there is a lot of electrocautery interference?
Which type of pacemaker is used when there is a lot of electrocautery interference?
What does current measure in a pacemaker?
What does current measure in a pacemaker?
What is the purpose of sensing voltage in a pacemaker?
What is the purpose of sensing voltage in a pacemaker?
Which type of pacemaker is used in patients with Complete Heart Block?
Which type of pacemaker is used in patients with Complete Heart Block?
What is the significance of Arne Larsson in pacemaker history?
What is the significance of Arne Larsson in pacemaker history?
Which type of pacemaker is used to resynchronize the ventricles in a severely weakened heart?
Which type of pacemaker is used to resynchronize the ventricles in a severely weakened heart?
Which type of pacemaker discharges steadily, regardless of the heart's natural electrical activity?
Which type of pacemaker discharges steadily, regardless of the heart's natural electrical activity?
What is the primary purpose of Implantable Cardioverter / Defibrillators (ICDs)?
What is the primary purpose of Implantable Cardioverter / Defibrillators (ICDs)?
What is the difference between defibrillation and synchronized cardioversion?
What is the difference between defibrillation and synchronized cardioversion?
What is the purpose of applying an alternating current in AC defibrillation?
What is the purpose of applying an alternating current in AC defibrillation?
Which type of defibrillator requires the application of high voltage over a short time period to deliver the appropriate energy?
Which type of defibrillator requires the application of high voltage over a short time period to deliver the appropriate energy?
Which of the following is an indication for synchronized cardioversion?
Which of the following is an indication for synchronized cardioversion?
What is the recommended timing for delivering the shock in synchronized cardioversion?
What is the recommended timing for delivering the shock in synchronized cardioversion?
Which rhythm is commonly seen before termination of CPB when the heart does not initiate normal SA node activity?
Which rhythm is commonly seen before termination of CPB when the heart does not initiate normal SA node activity?
What type of rhythm is depicted in the ECG tracing labeled 'Pacemaker NonCapture'?
What type of rhythm is depicted in the ECG tracing labeled 'Pacemaker NonCapture'?
What is the purpose of using a pacemaker in the context of rhythm management?
What is the purpose of using a pacemaker in the context of rhythm management?
Which of the following components of a pacemaker is responsible for delivering electrical impulses from the pulse generator to the heart?
Which of the following components of a pacemaker is responsible for delivering electrical impulses from the pulse generator to the heart?
What is the direction of the electrical current in a battery?
What is the direction of the electrical current in a battery?
Which type of pacemaker leads have the ground close to the source (same wire) and are favored for sensing and specificity of pacing?
Which type of pacemaker leads have the ground close to the source (same wire) and are favored for sensing and specificity of pacing?
What is the purpose of steroid-eluting pacing electrodes in pacemakers?
What is the purpose of steroid-eluting pacing electrodes in pacemakers?
What is the minimum stimulation needed to pace the ventricle called?
What is the minimum stimulation needed to pace the ventricle called?
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