Bronchioles and alveoli in the lungs

alveoli  Alveoli The alveoli are the final branchings of the respiratory tree and act as the primary gas exchange units of the lung The gas-blood barrier between the Alveoli are the tiny air sacs that form the lungs, and they are surrounded by capillaries which are tiny blood vessels The alveoli function to transfer oxygen

Bronchioles and alveoli in the lungs In your lungs, the main airways, called bronchi, branch off into smaller and smaller passageways The smallest airways, Alveoli: Alveoli are tiny sacs that are found in the lungs The exchange of gases takes place in the alveoli during respiration takes place

Alveoli: Alveoli are tiny sacs that are found in the lungs The exchange of gases takes place in the alveoli during respiration takes place  The alveoli of the lungs act much like balloons in that there is some effort involved to inflate them, but when the inflating pressure is released, the recoil