Podcast Beta
Questions and Answers
Where does gas exchange occur in the lungs of land animals?
What is the largest hollow tube that communicates with the external environment in the respiratory system?
What do the microscopic air sacs in the lungs have a rich supply of?
In which organisms does the anatomy and physiology of the respiratory system vary greatly?
Signup and view all the answers
What are the air sacs called in birds for gas exchange in the lungs?
Signup and view all the answers
