notochord

Noun

Meaning

An elastic cartilagelike rod which is developed beneath the medullary groove in the vertebrate embryo, and constitutes the primitive axial skeleton around which the centra of the vertebrae and the posterior part of the base of the skull are developed; the chorda dorsalis. See Illust. of Ectoderm.

Source: Webster's dictionary

Hypernyms

Hyponyms

Phrases with the word

Examples

The notochord and the neural tube activate the protein SHH which helps the somite to form its sclerotome. Source: Internet

The notochord extends beneath the neural tube from the head to the tail. Source: Internet

The mesoderm moves to the midline until it covers the notochord, when the mesoderm cells proliferate they form the paraxial mesoderm. Source: Internet

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