Podcast
Questions and Answers
Which of the following factors affect minute ventilation (VE)?
Which of the following factors affect minute ventilation (VE)?
- Neural drive and pH
- Neural drive and body temperature (correct)
- CO2 and O2 levels in blood
- pH and CO2 levels in blood
What is the function of peripheral chemoreceptors?
What is the function of peripheral chemoreceptors?
- Detect hypoxia and hypercapnia (correct)
- Detect changes in blood CO2 levels
- Detect changes in blood O2 levels
- Detect changes in blood pH
Where are the central chemoreceptors located?
Where are the central chemoreceptors located?
- Aortic arch
- Brain (correct)
- Pons
- Medulla
What is the formula for calculating alveolar ventilation (VA)?
What is the formula for calculating alveolar ventilation (VA)?
What is the normal blood pH at rest?
What is the normal blood pH at rest?
What is the effect of the Bohr effect on oxygen binding to hemoglobin?
What is the effect of the Bohr effect on oxygen binding to hemoglobin?
What is the primary source of H+ in the bicarbonate buffering system?
What is the primary source of H+ in the bicarbonate buffering system?
What is the main function of hyperpnea?
What is the main function of hyperpnea?
What is the primary form of CO2 transport in the blood?
What is the primary form of CO2 transport in the blood?
What happens to the a-vO2 (arterial-venous oxygen) difference during exercise?
What happens to the a-vO2 (arterial-venous oxygen) difference during exercise?
Which of the following is the definition of respiration?
Which of the following is the definition of respiration?
What is the definition of ventilation?
What is the definition of ventilation?
What is the formula for minute ventilation?
What is the formula for minute ventilation?
What is the definition of hyperpnea?
What is the definition of hyperpnea?
What is the definition of 'ventilatory drift' and its function?
What is the definition of 'ventilatory drift' and its function?
What is the measure of gas exchange efficiency called?
What is the measure of gas exchange efficiency called?
What is the VD/VT ratio at rest?
What is the VD/VT ratio at rest?
What is the VD/VT ratio during exercise?
What is the VD/VT ratio during exercise?
What factors can affect ventilation during exercise?
What factors can affect ventilation during exercise?
Why don't we take a big breath every time?
Why don't we take a big breath every time?
Which of the following is true about ventilation?
Which of the following is true about ventilation?
What does an increase in tidal volume cause?
What does an increase in tidal volume cause?
What happens to minute ventilation as frequency increases?
What happens to minute ventilation as frequency increases?
At what intensity of maximum exercise does the gradient for oxygen into the blood increase?
At what intensity of maximum exercise does the gradient for oxygen into the blood increase?
What happens to venous blood saturation as workload increases?
What happens to venous blood saturation as workload increases?
What happens to arterial CO2 levels at higher intensity exercise?
What happens to arterial CO2 levels at higher intensity exercise?
What is the atmospheric pressure at sea level?
What is the atmospheric pressure at sea level?
What is the definition of exercise-induced arterial hypoxemia (EIAH)?
What is the definition of exercise-induced arterial hypoxemia (EIAH)?
What is considered a severe level of exercise-induced arterial hypoxemia (EIAH)?
What is considered a severe level of exercise-induced arterial hypoxemia (EIAH)?
What happens to the oxygen levels in the blood during incremental exercise?
What happens to the oxygen levels in the blood during incremental exercise?
