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Questions and Answers
What is the primary function of diffusion in the context of the respiratory system?
What is the primary function of diffusion in the context of the respiratory system?
- Movement of oxygen and carbon dioxide across the alveolar-capillary membrane (correct)
- Delivery of blood to the capillaries
- Exchanging oxygen and carbon dioxide between the body's cells and the environment
- Moving air in and out of the lungs
Which process involves the physical act of moving air in and out of the lungs?
Which process involves the physical act of moving air in and out of the lungs?
- Diffusion
- Perfusion
- Respiration
- Ventilation (correct)
What is the primary function of perfusion in the context of the respiratory system?
What is the primary function of perfusion in the context of the respiratory system?
- Physical act of moving air in and out of the lungs
- Movement of oxygen and carbon dioxide across the alveolar-capillary membrane
- Exchange of gases between the body's cells and the environment
- Delivery of blood to the capillaries in the body's tissues and organs (correct)
Which term encompasses all processes of exchanging oxygen and carbon dioxide between the body's cells and the environment?
Which term encompasses all processes of exchanging oxygen and carbon dioxide between the body's cells and the environment?
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Which process involves the delivery of blood to the capillaries in the body's tissues and organs?
Which process involves the delivery of blood to the capillaries in the body's tissues and organs?
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What is a part of respiration but not ventilation or perfusion?
What is a part of respiration but not ventilation or perfusion?
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