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Pleura is _______ layered.(a) Not(b) Single(c) Double(d) TripleThis question was posed to me in exam.Enquiry is from Human Respiratory System in chapter Breathing and Exchange of Gases of Biology – Class 11

Answer»

Right answer is (C) Double

The best I can explain: PLEURA is doubled LAYERED. It protects the lungs. ALSO, there is a fluid called pleural fluid present between the pleura. It reduces the friction between the SURFACES of the lungs.



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