Podcast
Questions and Answers
What is the primary function of the heart in the circulatory system?
What is the primary function of the heart in the circulatory system?
- To generate pressure to drive blood through the vasculature (correct)
- To regulate body temperature
- To filter waste from the blood
- To oxygenate blood
What type of muscle makes up the heart wall?
What type of muscle makes up the heart wall?
- Voluntary muscle
- Smooth muscle
- Skeletal muscle
- Cardiac muscle (correct)
What is the main function of arteries in the vasculature?
What is the main function of arteries in the vasculature?
- To filter blood
- To deliver blood to tissues (correct)
- To exchange oxygen and nutrients with tissues
- To return blood to the heart
What type of muscle makes up the blood vessel wall?
What type of muscle makes up the blood vessel wall?
Where does gas and nutrient exchange occur in the vasculature?
Where does gas and nutrient exchange occur in the vasculature?
What is the formula to calculate cardiac output?
What is the formula to calculate cardiac output?
What factors can affect heart rate?
What factors can affect heart rate?
Which parameter determines stroke volume?
Which parameter determines stroke volume?
During physical activity, how does cardiac output change compared with resting values?
During physical activity, how does cardiac output change compared with resting values?
How is cardiac output affected by increasing either stroke volume or heart rate?
How is cardiac output affected by increasing either stroke volume or heart rate?
Which term represents the number of times the heart beats per minute?
Which term represents the number of times the heart beats per minute?
What is the primary difference between invasive and non-invasive methods of measuring cardiac output?
What is the primary difference between invasive and non-invasive methods of measuring cardiac output?
Which of the following factors decreases with age, affecting cardiac output?
Which of the following factors decreases with age, affecting cardiac output?
What is the term for the amount of blood in the ventricles immediately before systole?
What is the term for the amount of blood in the ventricles immediately before systole?
Why is cardiac output calculation an essential diagnostic tool in cardiovascular medicine?
Why is cardiac output calculation an essential diagnostic tool in cardiovascular medicine?
What is the term for the systemic resistance the ventricles must overcome to eject blood to the vasculature?
What is the term for the systemic resistance the ventricles must overcome to eject blood to the vasculature?
What happens to heart rate and cardiac output during physical activity?
What happens to heart rate and cardiac output during physical activity?
