Podcast
Questions and Answers
What is the purpose of instructing a patient to take several deep, long breaths before standing after bed rest?
What is the purpose of instructing a patient to take several deep, long breaths before standing after bed rest?
- To increase cardiac output
- To increase heart rate
- To increase blood pressure
- To prevent orthostatic hypotension (correct)
What is the benefit of endurance training on the heart?
What is the benefit of endurance training on the heart?
- It leads to beneficial cardiac hypertrophy (correct)
- It leads to cardiac atrophy
- It results in decreased cardiac output
- It has no effect on the heart
Why are trained athletes typically bradycardic at rest?
Why are trained athletes typically bradycardic at rest?
- Because of the Frank-Starling law (correct)
- Because of decreased cardiac output
- Because of increased cardiac output
- Because of increased heart rate
What is a result of regular strength training on the heart?
What is a result of regular strength training on the heart?
What is the result of endurance training on heart size?
What is the result of endurance training on heart size?
Why do athletes typically have low resting heart rates?
Why do athletes typically have low resting heart rates?
What is the name of the law that explains how the heart adapts to changes in blood volume?
What is the name of the law that explains how the heart adapts to changes in blood volume?
What is the effect of strength training on cardiac output during exercise?
What is the effect of strength training on cardiac output during exercise?
What is the relationship between stroke volume and heart rate in determining cardiac output?
What is the relationship between stroke volume and heart rate in determining cardiac output?
What is the goal of regulating cardiac output?
What is the goal of regulating cardiac output?
What is a benefit of increased cardiac output during exercise?
What is a benefit of increased cardiac output during exercise?
What is the result of increased stroke volume in athletes?
What is the result of increased stroke volume in athletes?
What is the primary reason for an increase in myocardial oxygen consumption (MVO2)?
What is the primary reason for an increase in myocardial oxygen consumption (MVO2)?
What is the result of pathological cardiac hypertrophy on the heart?
What is the result of pathological cardiac hypertrophy on the heart?
How does the heart increase oxygen delivery to cardiac cells during strenuous exercise?
How does the heart increase oxygen delivery to cardiac cells during strenuous exercise?
What is a consequence of atherosclerosis on blood vessels?
What is a consequence of atherosclerosis on blood vessels?
What is an advantage of the slow velocity of blood along the vessel walls?
What is an advantage of the slow velocity of blood along the vessel walls?
What happens to blood flow when it increases in velocity through smooth blood vessels?
What happens to blood flow when it increases in velocity through smooth blood vessels?
