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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Research, Technology, Methods > biological properties and phenomena > age > gestational age
Fields of Study > zoology > animal physiology > animal reproduction > gestation period > gestational age
Animals, Livestock, One Health > zoology > animal physiology > animal reproduction > gestation period > gestational age
Fields of Study > physiology > animal physiology > animal reproduction > gestation period > gestational age
Fields of Study > physiology > reproduction > animal reproduction > gestation period > gestational age
Preferred Term:

gestational age

Definition:
The age of the conceptus, beginning from the time of fertilization. In clinical obstetrics, the gestational age is often estimated as the time from the last day of the last menstruation which is about 2 weeks before ovulation and fertilization.
Concept Schemes:
NALT Full
NALT Core
Broader Concept:
age, gestation period
Related Concepts:
Entry Terms:
  • fetal age
URI:
https://lod.nal.usda.gov/nalt/5065
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2016-03-22
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