notochord

• Estructura flexible en forma de varilla que sirve como principal soporte axial en el cuerpo de los cordados inferiores y vertebrados inferiores, y que también está presente en los embriones de los vertebrados superiores.

A flexible, rod-like structure that serves as the primary axial support in the bodies of the lowest chordates and lowest vertebrates, and is also present in the embryos of higher vertebrates.

1. Flexible supporting rodC2formalscientific

   A flexible, rod-shaped structure that forms the primary axial support in the bodies of chordates, including the embryos of vertebrates.

   Notocordio

   • The notochord is a defining feature of the phylum Chordata.
   • In vertebrate embryos, the notochord is eventually replaced by the vertebral column.
   • The notochord provides structural support and serves as a signaling center during development.