Meissner’s and Auerbach’s plexus are derived from:
Correct Answer: Neural crest
Description: Neural crest Derivatives of Neural crest cellsSpinal gangliaGanglia of autonomic nervous systemGanglia of cranial nerves (V, VII, VIII, IX, X)Sheaths of peripheral nervesMeningeal coverings of brain & spinal cordPigment cells (melanocytes)Adrenal medullaOdontoblasts of toothChromaffin tissueCells arising from the cranial pa of the neural crest migrate into the mesenchyme of the head & neck and influence development of somitomeres. They probably play an impoant role in development of the musculature of the head, and in formation of face.Defective migration of neural crest cells result in- albinism- tong. megacolon (Hirschsprung's ds.) - melanoma- elephant man- oropharyngeal teratoma- neurocristopathies
Category:
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