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Questions and Answers
What is the primary effect of CO2 on blood pH?
What is the primary effect of CO2 on blood pH?
- Neutralizing blood pH
- Decreasing blood pH (correct)
- No effect on blood pH
- Increasing blood pH
Where is CO2 primarily transported in the blood?
Where is CO2 primarily transported in the blood?
- Stored in the liver
- Bound to red blood cells
- Transported in the lymphatic system
- Dissolved in plasma (correct)
What is the main function of carbonic anhydrase in CO2 transport?
What is the main function of carbonic anhydrase in CO2 transport?
- Breaks down CO2 into oxygen and carbon
- Stimulates the release of CO2 from hemoglobin
- Catalyzes the conversion of CO2 and water into carbonic acid (correct)
- Increases the affinity of hemoglobin for oxygen
What is the primary source of H+ in the blood?
What is the primary source of H+ in the blood?
How does increasing ventilation affect the acid-base balance?
How does increasing ventilation affect the acid-base balance?
What is hyperpnea?
What is hyperpnea?
What is the Haldane effect related to?
What is the Haldane effect related to?
What is the primary function of the bicarbonate buffering system?
What is the primary function of the bicarbonate buffering system?
What happens to the a-vO2 difference during submax steady-state exercise?
What happens to the a-vO2 difference during submax steady-state exercise?
What is the primary function of the kidneys in acid-base balance?
What is the primary function of the kidneys in acid-base balance?
What stimulates the respiratory system, including ventilation?
What stimulates the respiratory system, including ventilation?
What happens to the A-a (alveolar to arterial) PO2 difference during incremental exercise?
What happens to the A-a (alveolar to arterial) PO2 difference during incremental exercise?
What happens to venous blood saturation as workload increases during incremental exercise?
What happens to venous blood saturation as workload increases during incremental exercise?
What is the definition of exercise-induced arterial hypoxemia (EIAH)?
What is the definition of exercise-induced arterial hypoxemia (EIAH)?
What happens to the oxygen levels in the blood as muscle workload increases during incremental exercise?
What happens to the oxygen levels in the blood as muscle workload increases during incremental exercise?
What is the effect of higher intensity exercise on arterial CO2 levels?
What is the effect of higher intensity exercise on arterial CO2 levels?
What is the atmospheric pressure at sea level?
What is the atmospheric pressure at sea level?
What is the percentage of oxygen in the room based on the given information?
What is the percentage of oxygen in the room based on the given information?
What is the definition of mild exercise-induced arterial hypoxemia (EIAH)?
What is the definition of mild exercise-induced arterial hypoxemia (EIAH)?
What happens to the oxygen levels at maximal exercise compared to rest?
What happens to the oxygen levels at maximal exercise compared to rest?
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