The air spaces in the lungs are called pulmonary alveoli. They are where gas exchange occurs in the lungs of mammals.
They are called alveoli (singular is alveolus)
alveoli
Emphysema is the irreversible enlargement of the air spaces in the lungs.
breathing
The movement of air on and out the lungs is called respiration. The movement of air into the lungs is called inhalation (inspiration). The movement of air out of the lungs is called exhalation (expiration).
Alveoli are grape-like air spaces at the distal ends of the bronchial upside-down tree.
The air left in your lungs after exhaling is called "Expiratory Reserve".
Alveoli. Singular is alveolus.
One of the spaces in different parts of the bodies of birds, which are filled with air and connected with the air passages of the lungs; an air cell.
When air passes through your lungs it is called respiration.
it is called air sacks
Birds lungs are called lungs but birds also possess air sacs for help in respiration .
These would be the alveoli (plural).
pulmonary infiltrate