The nurse is holding a class for newly pregnant couples, and discussing good and bad influences on their developing babies
Prenatal influences on the intrauterine environment include which of the following? Note: Credit will be given only if all correct choices and no incorrect choices are selected. Select all that apply. 1. The use of saunas or hot tubs
2. The use of drugs
3. The quality of the sperm or ovum
4. Maternal nutrition
5. Vitamins and folic acid
1, 2, 4, 5
Explanation: 1. The use of saunas or hot tubs is associated with maternal hyperthermia. Studies of the effects of maternal hyperthermia during the first trimester have raised concern about possible spontaneous abortion, central nervous system (CNS) defects, and failure of neural tube closure.
2. The use of drugs can have teratogenic effects.
4. Maternal nutrition affects brain and neural tube development.
5. Vitamins and folic acid supplements taken before conception can reduce the incidence of neural tube defects.
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