Questions LLC
Login
or
Sign Up
Ask a New Question
Lung Protection
Questions (1)
select the answer below that best describes how the lungs are kept free of germs and dirt from the air.
A. The alveoli acts as a
1 answer
asked anonymously
29 views
Subcategories (1)
Mechanisms for Filtering Germs and Dirt
Parent Categories (1)
Respiratory System
