The lungs of an individual with emphysema provide poor gas exchange due to the loss of alveolar walls. This exemplifies the need for a large ________ for efficient gas exchange.
A) respiratory membrane surface area
B) respiratory membrane thickness

Question

Quizplus · Accepted Answer

A large respiratory membrane surface area is needed for efficient gas exchange, and emphysema reduces this surface area by destroying alveolar walls.

The Lungs of an Individual with Emphysema Provide Poor Gas