[Morphometric studies of age-related changes of human heart valves].
1977
D Friske, and
H Cremer
UI
MeSH Term
Description
Entries
D008875
Middle Aged
An adult aged 45 - 64 years.
Middle Age
D006351
Heart Valves
Flaps of tissue that prevent regurgitation of BLOOD from the HEART VENTRICLES to the HEART ATRIA or from the PULMONARY ARTERIES or AORTA to the ventricles.
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.
Adults
D000368
Aged
A person 65 years of age or older. For a person older than 79 years, AGED, 80 AND OVER is available.
Elderly
D000375
Aging
The gradual irreversible changes in structure and function of an organism that occur as a result of the passage of time.