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The alveolar epithelium in the lung is...

The alveolar epithelium in the lung is

A

non cillated columnar

B

non cillated squamous

C

cillated columnar

D

cillated squamous

Text Solution

Verified by Experts

The correct Answer is:
B
The wall of alveoli is highly vasularised.It is surrounded by flattened non cillitated squalmous cells to increase the surface area. Simple columnar ciliated cells line the few portaions of upper respiratiory tract, oviduct fallopian tube and neurocoel of CNS., whsereas non ciliated columnar epithelium lines stomach intestine digestive glands and gall bladder.
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  8. The exchange of gases in the alveoli of the lungs takes place by

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  9. In alveoli of the lungs the air at the site of gas exchange is separte...

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  10. Which one of the folllowing statement about blood constituents and tra...

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  11. The quantity 1500 mL in the respiratory volumes of a normal human adul...

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  12. At high altitude the RBCs in the human blood will

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  13. The carbon dioxide is transported via blood to lungs mostly

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  14. Although much CO(2) is carried in blood, yet blood does not become aci...

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  15. Air is breathed through

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  16. Oxyghen dissociation curve of haemoglobin ius

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  17. Carbon dioxide is transproted from tissues to respirtatory surface by ...

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  18. Carbonic anhydrase is mostly active in

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  19. Skin is an accesssory organ of respiration in

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  20. The alveolar epithelium in the lung is

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