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he central nervous system develops from a flat mass of tissue called the neural _________blank.Multiple Choicegroovetubeplatecrestfold

Question

he central nervous system develops from a flat mass of tissue called the neural _________

Multiple Choice
grove
tube
plate
crest
fold

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Solution

The correct answer is plate.

Explanation:

The central nervous system (CNS) develops from a structure called the neural plate during embryonic development. This process is part of a broader phenomenon known as neurulation, where the flat neural plate folds and forms the neural tube, which eventually gives rise to the brain and spinal cord.

  1. Neural Plate Formation: The neural plate arises from the ectoderm, one of the three primary germ layers in the developing embryo.
  2. Folding Process: As development progresses, the edges of the neural plate elevate, folding inwards to form the neural groove.
  3. Neural Tube Development: The neural groove deepens and eventually the edges fuse to create the neural tube. This fusion marks a critical point as it leads to the differentiation of neural progenitor cells into neurons and glial cells.

Understanding this process is fundamental in neurobiology as it lays the groundwork for understanding how the CNS is structured and functions throughout life.

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