Cluster of air sacs in lungs are called:
A)alveoli
B)bronchi
C)bronchioles
D)air spaces
Answers
Answered by
2
Answer: Bronchioles
Explanation: Alveoli is the basic unit , there are two bronchi which seperate into Bronchioles which inturn contain alveoli
Answered by
4
Ans;
A) alveoli
Explanation:
hope this will help you
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