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9 Cards in this Set
- Front
- Back
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What is the neural plate formed from?
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Epiblast
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On what day is the neural plate formed?
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18 by notochord and pre-chordal stimulation
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What is neurulation?
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Conversion of flat nerual plate into the neural tube
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What are neural crest cells and where do they come from?
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from neurectoderm cells that differentiate into neural crest cells
become the cranial (pharyngeal arch components (head and neck bones, CT, teeth, dermis)) and the trunk (AUtonomic NS) neural crest cells |
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What disease is related to the maldevelopment of neural crest cells?
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Hirschsprung DZ: portions of gut not innervated
Cleft palate and lip: failure to close |
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What day are the 3 brain vesicles formed
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Day 26
Pro, Mes, Rhomb |
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What are the two flexures that develop during week 4?
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Cephalic flexure and Cervical flexure
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What week produces the 5 brain vesicles?
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Week 6
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What cells give rise to:
Neuroblasts and Glioblasts |
Neuroectodermal/neuroepithelial cells
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