Abnormal neuraltion occurred by neural tube defects. Failure of the caudual neural pore to close affects the overlying tissues. 3 Types of occulta, meningocele, myelomeningocele. Can cause complications with the brain.
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Exencephaly
When the brain protrudes out of the skull.
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Anencephaly
Complete absence of forebrain, prevented by folic acids supplementation.
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Waardenburg Syndrome
A 4 gene mutation involved in the neural crest migration. Results inn patches of white hair/skin, hearing loss, cleft lip and palate.
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DiGeorge Syndrome
Abnormal neural crest migration. Results in developmental abnormalities in parathyroid glands, thymus and facial skeleton.
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Hirschprung's Disease
Caused by a failed neural crest migration, the enteric nervous system doesn't form. Large colon can't relax leading to intestinal blockages.
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Other cards in this set
Card 2
Front
When the brain protrudes out of the skull.
Back
Exencephaly
Card 3
Front
Complete absence of forebrain, prevented by folic acids supplementation.
Back
Card 4
Front
A 4 gene mutation involved in the neural crest migration. Results inn patches of white hair/skin, hearing loss, cleft lip and palate.
Back
Card 5
Front
Abnormal neural crest migration. Results in developmental abnormalities in parathyroid glands, thymus and facial skeleton.
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