Question
Biology Question on Exchange Of Gases
Membrane separating air in pulmonary alveoli from blood capillaries is
A
Alveolar epithelium
B
Cardiac epithelium
C
Endothelium of blood capillaries
D
Both A and C
Answer
Both A and C
Explanation
Solution
Outermost Layer Of pulmonary alveolitis alveolar epithelium while that of blood capillaries is endothelium. Thus, both alveolar epithelium and endothelium of blood capillaries separate air in pulmonary alveoli from blood capillaries