Professional Version. Home. Injuries and Poisoning. Electrical and Lightning Injuries. How electricity affects the body. Intensity of the current. Type of current. Pathway of the current.
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.
Two birth defects that are related to a failure of the neural tube to close at about 24 days after conception are _____ and _____. Anencephaly & spina bifida A strategy that can help to prevent neural tube defects is for women to take: women take B vitamin Folic acid Neuronal migration occurs at approximately _____ weeks after conception.