Question

Which of the following statement (s) is/are true for pleural membrane of lungs?
a. It is double – layered with outer layer is in contact with thoracic wall and inner layer is in contact with lungs
b. Fluid contained in it reduces the friction on the lung surface
c. Both (a) and (b)
d. N one of the above​

Answer 1

Answer:

option c Both a and b is correct

Answer 2

option c, a and b are correct