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QUESTION
Q34) Epithelium lining bronchioles is ...[ MPPMT 2002 ]

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The tertiary bronchii branch into bronchioles, which have a diameter of 1mm or less, and the wall structure changes.The epithelium starts as a simple ciliated columnar epithelium and changes to simple ciliated cuboidal epithelium as the bronchioles decreases in size.


Answer : (d)