5 Questions
Where does gas exchange occur in the lungs of land animals?
In millions of small air sacs
What is the largest airway that communicates with the external environment?
Trachea
What is the function of the microscopic air sacs in the lungs?
Bringing the air into close contact with the blood
What determines the variation in the anatomy and physiology of the respiratory system?
Size of the organism, environment, and evolutionary history
What are the air sacs called in birds for gas exchange?
Atria
Test your knowledge of the respiratory system with this informative quiz. Explore the anatomy, physiology, and gas exchange processes in animals and plants. Learn about the diverse respiratory adaptations across different organisms and environments.
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