Summary: Respiratory Physiology #1
Gas Exchange: How and Why We Breath
Myles Akabas
Provide an interface between air and blood
Allow gas exchange between air and blood
Two step process
1) Air is moved into and out of the lungs
2) Gases (O2 and CO2) diffuse from lungs to blood
and vice versa
Purpose of Lungs
Physiology of Respiration, 2nd Ed.
Comroe, p. 1
Air
Lungs
Provide O2
Eliminate CO2
Circulatory System
carries O2 from lungs to tissues
carries CO2 from tissues to lungs
Oxidative Metabolism in Tissues

Source: Akabas, Myles - Department of Physiology and Biophysics, Albert Einstein College of Medicine, Yeshiva University

Collections: Biology and Medicine