Question

In mammals, pleural membranes cover the lunge as well as insides of the rib cage. The pleural fluid in between the two membranes-
A. dissolves oxygen for transfer to the alveoli
B. dissolves `CO_(2)` for tranfer to the blood
C. provides partial pressure
D. reduces the friction between the ribs and the lungs

Answer 1

Correct Answer - D
Pleural fluid is a serous fluid produced by normal pleural. Pleural fluid allows the pleural to slide effortlessly against earth other during ventilation.