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Questions and Answers
Which gas is exchanged during the process of breathing?
Which gas is exchanged during the process of breathing?
- Oxygen (correct)
- Nitrogen
- Carbon dioxide
- Hydrogen
Where does the exchange of gases primarily occur in the human body?
Where does the exchange of gases primarily occur in the human body?
- Liver
- Large intestine
- Lungs (correct)
- Stomach
What controls the rate and depth of breathing in humans?
What controls the rate and depth of breathing in humans?
- Kidneys
- Pancreas
- Liver
- Brain (correct)
What happens to the level of carbon dioxide in the blood during inhalation?
What happens to the level of carbon dioxide in the blood during inhalation?
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What is the primary function of the respiratory system in humans?
What is the primary function of the respiratory system in humans?
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Which structure aids in the diffusion of gases between the alveoli and the capillaries?
Which structure aids in the diffusion of gases between the alveoli and the capillaries?
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What is the role of hemoglobin in the transport of oxygen in the blood?
What is the role of hemoglobin in the transport of oxygen in the blood?
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Which factor primarily affects the rate of breathing in a healthy individual at rest?
Which factor primarily affects the rate of breathing in a healthy individual at rest?
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