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Neuroectoderm

From Wikipedia, the free encyclopedia
Ectoderm that goes on to form the neural plate
Neuroectoderm
Details
PrecursorEctoderm
Gives rise toNeural tube,neural crest
Identifiers
Latinepithelium tubi neuralis, neuroectoderma, epithelium tubae neuralis
TEE5.15.1.0.0.0.1
Anatomical terminology

Neuroectoderm (orneural ectoderm orneural tube epithelium) consists of cells derived from theectoderm. Formation of the neuroectoderm is the first step in the development of thenervous system.[1] The neuroectoderm receivesbone morphogenetic protein-inhibiting signals from proteins such asnoggin, which leads to the development of thenervous system from this tissue. Histologically, these cells are classified as pseudostratified columnar cells.[1]

After recruitment from the ectoderm, the neuroectoderm undergoes three stages of development: transformation into theneural plate, transformation into theneural groove (with associatedneural folds), and transformation into theneural tube. After formation of the tube, the brain forms into three sections; thehindbrain, themidbrain, and theforebrain.

The types of neuroectoderm include:

See also

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References

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  1. ^abLarsen's Human Embryology (Fifth ed.). Elsevier. 2015. p. 77.ISBN 978-1-4557-0684-6.

Public domainThis article incorporates text in thepublic domain from the 20th edition ofGray's Anatomy(1918)

External links

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Human embryonic development in the first three weeks
Week 1
Week 2
(Bilaminar)
Week 3
(Trilaminar)
Germ layers
Ectoderm
Endoderm
Mesoderm
Development of thenervous system
Neurogenesis
General
Neural crest
Neural tube
Eye
Ear
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