Podcast
Play an AI-generated podcast conversation about this lesson
Questions and Answers
What event occurs during atrial systole?
What event occurs during atrial systole?
- Ventricular relaxation
- Atrial depolarisation (correct)
- Ventricular repolarisation
- Ventricular contraction
What is the function of the QRS complex in the cardiac cycle?
What is the function of the QRS complex in the cardiac cycle?
- Atrial depolarisation
- Ventricular repolarisation
- Ventricular contraction (correct)
- Atrial relaxation
During which phase do all heart valves remain closed while ventricular pressure increases significantly?
During which phase do all heart valves remain closed while ventricular pressure increases significantly?
- Isovolumetric relaxation
- Ventricular diastole
- Atrial systole
- Isovolumetric contraction (correct)
What happens when semilunar valves open in the cardiac cycle?
What happens when semilunar valves open in the cardiac cycle?
Signup and view all the answers
What event marks the beginning of ventricular diastole?
What event marks the beginning of ventricular diastole?
Signup and view all the answers
When does isovolumetric relaxation occur in the cardiac cycle?
When does isovolumetric relaxation occur in the cardiac cycle?
Signup and view all the answers
What triggers the opening of atrioventricular valves during the cardiac cycle?
What triggers the opening of atrioventricular valves during the cardiac cycle?
Signup and view all the answers
What causes an increase in ventricular volume during the cardiac cycle?
What causes an increase in ventricular volume during the cardiac cycle?
Signup and view all the answers
