10 Questions
What are the microscopic air sacs called in mammals and reptiles?
Alveoli
What is the largest airway that connects the respiratory system to the external environment?
Trachea
In birds, what are the microscopic air sacs called that open into the bronchioles?
Atria
What process involves pumping air from the environment into the alveoli or atria?
Breathing
What is the purpose of the rich blood supply in the microscopic air sacs?
Bringing the air into close contact with the blood
What is the function of the respiratory system in animals and plants?
Gas exchange
What is the name of the largest airway that connects the respiratory system to the external environment?
Trachea
What are the microscopic air sacs called in birds that open into the bronchioles?
Atria
What is the term used for the air sacs in mammals and reptiles where gas exchange occurs?
Alveoli
What process involves the muscles of respiration and pumps air from the environment into the alveoli or atria?
Breathing
Test your knowledge of the respiratory system and its functions, including gas exchange and the anatomical features involved. Explore the variations in respiratory systems across different organisms and environments.
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