Alveoli are tiny air sacs in your lungs that take up the oxygen you breathe in and keep your body going. Although they’re microscopic, alveoli are the workhorses of your respiratory system. People ...

Arthur Dalley authors and edits anatomical textbooks and atlases for, and consults with, Wolters Kluwer Health, LLC, a publisher for health care students and professionals. Lungs are remarkable organs ...

Only the right lung has a middle lobe. As the name implies, this lobe is located between the upper and lower (also called the superior and inferior) lobes. Each lobe receives air from its own branch ...