Canadian Medical Guide > Anatomy > Embryonic Structures > Embryo > Notochord Terms and Definitions




Notochord

Medical Definition: The rod-shaped body, composed of cells derived from the mesoblast and defining the primitive axis of the embryo. In lower vertebrates, it persists throughout life as the main axial support of the body, but in higher vertebrates it is replaced by the vertebral column.
Guide Notes: read MeSH definition
Previously Indexed: Chick Embryo (1966-1978),Embryo (1966-1978)

Notochord Medical Definitions and Terms

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