What are the characteristics of alveoli?

Question

What are the characteristics of alveoli? (A) Very thin, irregular walled and highly vascularised (B) Thick and smooth membrane (C) Network of blood capillaries and thick-walled (D) Thick, regular walled and lack of blood vessels

Tardigrade Admin · Accepted Answer

Alveoli membrane is very thin, irregular, richly supplied with blood vessels because of which exchange of gases easily occurs here.

Q. What are the characteristics of alveoli?

Very thin, irregular walled and highly vascularised

Thick and smooth membrane

Network of blood capillaries and thick-walled

Thick, regular walled and lack of blood vessels

Alveoli membrane is very thin, irregular, richly supplied with blood vessels because of which exchange of gases easily occurs here.