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Questions and Answers
What is the main purpose of the respiratory system?
What is the main purpose of the respiratory system?
- To facilitate gas exchange (correct)
- To regulate body temperature
- To produce energy
- To support digestion
What are the microscopic air sacs in the lungs called in mammals and reptiles?
What are the microscopic air sacs in the lungs called in mammals and reptiles?
- Bronchi
- Atria
- Trachea
- Alveoli (correct)
How do the air sacs in the lungs communicate with the external environment?
How do the air sacs in the lungs communicate with the external environment?
- By active transport
- Through direct diffusion
- Via a system of airways (correct)
- By osmosis
What is the largest hollow tube that connects the lungs to the external environment?
What is the largest hollow tube that connects the lungs to the external environment?
What determines the variation in the anatomy and physiology of the respiratory system?
What determines the variation in the anatomy and physiology of the respiratory system?
What is the term for the specific organs and structures used for gas exchange in animals and plants?
What is the term for the specific organs and structures used for gas exchange in animals and plants?
What are the microscopic air sacs called in birds for gas exchange?
What are the microscopic air sacs called in birds for gas exchange?
What is the largest hollow tube that connects the lungs to the external environment?
What is the largest hollow tube that connects the lungs to the external environment?
What is the term for the internalized respiratory surface in land animals?
What is the term for the internalized respiratory surface in land animals?
What do the air sacs in the lungs have a very rich supply of, bringing the air into close contact with it?
What do the air sacs in the lungs have a very rich supply of, bringing the air into close contact with it?
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