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Questions and Answers
What is the formula for alveolar ventilation (VA)?
What is the formula for alveolar ventilation (VA)?
- $VA = (VT - VD) \times frequency$ (correct)
- $VA = VT - VD$
- $VA = VT + VD$
- $VA = \frac{VT}{VD} \times frequency$
What does the oxyhemoglobin dissociation curve shift to the left from?
What does the oxyhemoglobin dissociation curve shift to the left from?
- Decrease in PO2
- Increase in blood pH (correct)
- Decrease in temperature
- Increase in CO2
What is the function of central chemoreceptors in the body?
What is the function of central chemoreceptors in the body?
- Detect pH (correct)
- Decrease resistance in airways with exercise
- Detect hypoxia and hypercapnia
- Located in the brain
What is the normal blood pH at rest?
What is the normal blood pH at rest?
What is the effect of CO2 on blood pH, which causes a decrease in the affinity of oxygen for hemoglobin?
What is the effect of CO2 on blood pH, which causes a decrease in the affinity of oxygen for hemoglobin?
What is the primary function of peripheral chemoreceptors in the body?
What is the primary function of peripheral chemoreceptors in the body?
What does the arterial-venous oxygen (a-vO2) difference indicate?
What does the arterial-venous oxygen (a-vO2) difference indicate?
What is the primary factor that increases hemoglobin's saturation with oxygen as it increases?
What is the primary factor that increases hemoglobin's saturation with oxygen as it increases?
What is the effect of training on capillarization?
What is the effect of training on capillarization?
What is the formula for minute ventilation (VE)?
What is the formula for minute ventilation (VE)?
What is the definition of exercise-induced arterial hypoxemia (EIAH)?
What is the definition of exercise-induced arterial hypoxemia (EIAH)?
What are the adverse cardiovascular effects of diabetes?
What are the adverse cardiovascular effects of diabetes?
What are the direct benefits of physical activity?
What are the direct benefits of physical activity?
What are ergogenic aids?
What are ergogenic aids?
What is blood doping?
What is blood doping?
What is the atmospheric pressure at sea level?
What is the atmospheric pressure at sea level?
What happens to venous blood saturation as workload increases?
What happens to venous blood saturation as workload increases?
What is the definition of ventilation?
What is the definition of ventilation?
What is the definition of A-a (alveolar to arterial) PO2 difference?
What is the definition of A-a (alveolar to arterial) PO2 difference?
What is the definition of O2 extraction from blood?
What is the definition of O2 extraction from blood?
What is the formula for minute ventilation (VE)?
What is the formula for minute ventilation (VE)?
What is the definition of hyperpnea?
What is the definition of hyperpnea?
What does the VD/VT ratio measure?
What does the VD/VT ratio measure?
What is the Triphasic response in relation to ventilation?
What is the Triphasic response in relation to ventilation?
What does the term 'ventilatory drift' refer to?
What does the term 'ventilatory drift' refer to?
What is the physiological dead space primarily due to?
What is the physiological dead space primarily due to?
What is the main factor influencing minute ventilation (VE)?
What is the main factor influencing minute ventilation (VE)?
What is the formula for physiological dead space (VD)?
What is the formula for physiological dead space (VD)?
What is the percentage of oxygen in room air?
What is the percentage of oxygen in room air?
What is the main function of tidal ventilation?
What is the main function of tidal ventilation?
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