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Because anencephaly is caused by abnormalities of the neural tube, it is classified as a neural tube defect. Because the neural tube fails to close properly, the developing brain and spinal cord are exposed to the amniotic fluid that surrounds the fetus in the womb.
Students will research the different stages of human embryo development. Next, the. teacher will give a PowerPoint presentation about a category of birth defects known as. neural tube defects (NTDs) and the relationship between NTDs and embryo. development. Students then work in groups to research other birth defects and create. and present a PowerPoint presentation to the class. Disclaimer: The findings and conclusions in this report are those of the author(s) and do.