Podcast
Questions and Answers
What does an electrocardiogram (ECG or EKG) record?
What does an electrocardiogram (ECG or EKG) record?
- Kidney's electrical activity
- Heart's electrical activity (correct)
- Lung's electrical activity
- Brain's electrical activity
What is detected by the electrodes placed on the skin during an ECG?
What is detected by the electrodes placed on the skin during an ECG?
- Blood pressure changes
- Temperature changes
- Small electrical changes due to cardiac muscle depolarization and repolarization (correct)
- Changes in skin conductivity
What can cause changes in the normal ECG pattern?
What can cause changes in the normal ECG pattern?
- Cardiac rhythm disturbances
- Electrolyte disturbances
- Inadequate coronary artery blood flow
- All of these (correct)
What does a traditional ECG usually mean?
What does a traditional ECG usually mean?
What other devices can record the electrical activity of the heart?
What other devices can record the electrical activity of the heart?
What are the consequences of cardiac muscle depolarization followed by repolarization during each cardiac cycle?
What are the consequences of cardiac muscle depolarization followed by repolarization during each cardiac cycle?
What are some cardiac abnormalities that can cause changes in the normal ECG pattern?
What are some cardiac abnormalities that can cause changes in the normal ECG pattern?
What is the process of producing an electrocardiogram (ECG or EKG)?
What is the process of producing an electrocardiogram (ECG or EKG)?
What is the graph of voltage versus time of the electrical activity of the heart called?
What is the graph of voltage versus time of the electrical activity of the heart called?
Where are the electrodes placed during an ECG?
Where are the electrodes placed during an ECG?
What is automated ECG interpretation?
What is automated ECG interpretation?
When were the first automated ECG programs developed?
When were the first automated ECG programs developed?
What was the purpose of building signal databases with normal and abnormal ECGs?
What was the purpose of building signal databases with normal and abnormal ECGs?
What is the role of digital signal processing boards in automated ECG programs?
What is the role of digital signal processing boards in automated ECG programs?
Which companies incorporated automated ECG programs into clinically used devices?
Which companies incorporated automated ECG programs into clinically used devices?
What is the purpose of electrocardiography?
What is the purpose of electrocardiography?
How does an electrocardiogram (ECG or EKG) represent the electrical activity of the heart?
How does an electrocardiogram (ECG or EKG) represent the electrical activity of the heart?
What are some examples of cardiac abnormalities that can cause changes in the normal ECG pattern?
What are some examples of cardiac abnormalities that can cause changes in the normal ECG pattern?
What are the consequences of cardiac muscle depolarization followed by repolarization during each cardiac cycle?
What are the consequences of cardiac muscle depolarization followed by repolarization during each cardiac cycle?
What is the role of automated ECG programs in detecting cardiac abnormalities?
What is the role of automated ECG programs in detecting cardiac abnormalities?
