The surface area for gas exchange of all the alveoli is about
A) 10 square meters
B) 100 square meters
C) 500 square meters
D) 50 square meters

Question

Quizplus · Accepted Answer

The surface area for gas exchange of all the alveoli in the human lungs is approximately 100 square meters, which is roughly the size of a tennis court. This large surface area is crucial for efficient gas exchange between the lungs and the bloodstream.

The Surface Area for Gas Exchange of All the Alveoli