asked 26.3k views
1 vote
The lining of air sacs in the lungs

2 Answers

5 votes
within the lungs,the bronchi into smaller bronchi and even smaller tubes called bronchioles.
answered
User Chauskin Rodion
by
8.4k points
6 votes
The answer is: simple squamous epithelium.
answered
User Christopher Graf
by
8.0k points
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