A reduction in the amount of air entering the pulmonary alveoli.
Hypoventilations
D008297
Male
Males
D008875
Middle Aged
An adult aged 45 - 64 years.
Middle Age
D011650
Pulmonary Alveoli
Small polyhedral outpouchings along the walls of the alveolar sacs, alveolar ducts and terminal bronchioles through the walls of which gas exchange between alveolar air and pulmonary capillary blood takes place.
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000328
Adult
A person having attained full growth or maturity. Adults are of 19 through 44 years of age. For a person between 19 and 24 years of age, YOUNG ADULT is available.