1.

Identify the labelled parts P, Q and R in the figure given below.                

A. P Q R Bronchus Bronchiole Alveolus                
B. P Q R Trachea Alveolus Bronchus                
C. P Q R Bronchus Bronchiole Diaphragm                
D. P Q R Trachea Aiveolus Diaphragm
Answer» E.


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