Bronchioles and alveoli in the lungs

Alveoli are tiny air sacs that are found in the lungs Oxygen and carbon dioxide move between the air and blood by diffusion in the alveoli

Anatomy The pulmonary alveolus is a sac roughly to mm in diameter These alveoli are located at the ends of air passageways in the lungs Sometimes,

alveoli The bronchi branch into smaller and smaller passageways until they terminate in tiny air sacs called alveoli The cartilage and mucous membrane of the

alveoli alveoli come into exact equilibrium Now it has just been shown that in a very appreciable part of the lung alveoli ( those in the respiratory bronchioles