Friction of lungs surface reduces by --------

Options :
  1. single layered pleura
  2. ribs covering lungs
  3. double layered pleura
  4. none of the above
Answer and Explanation :-

Answer: Option 3


Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Lungs comprises --------

Next Question : Name the actual site of exchange of gases in the lungs is --------

Click here for online test on Physiology


 (Getemail alerts when others member replies)

What you had yesterday is only memories what you will have tomorrow is your dreams and what you will do today, let it be love.
-Santosh Kalwar