A) Second trimester. B) First trimester. C) Third trimester. D) There is no specific trimester.
A) To understand the causes and mechanisms of birth defects. B) To study the effects of exercise during pregnancy. C) To promote certain prenatal vitamins. D) To examine the impact of mental health disorders on fetal development.
A) Regular doctor visits. B) Healthy maternal weight gain. C) Use of recreational drugs during pregnancy. D) Adequate prenatal care.
A) Genetics have no impact on birth defects. B) Genetic factors can predispose individuals to certain birth defects. C) Genes are irrelevant in the study of teratogens. D) Only chromosomal abnormalities are influenced by genetics.
A) They can disrupt normal development processes and cause abnormalities. B) They have no impact on fetal development. C) They enhance fetal growth and development. D) They only affect the mother, not the fetus.
A) Avoiding exposure to harmful chemicals. B) Not getting enough rest. C) Skipping prenatal appointments. D) Eating raw fish.
A) Maternal nutrition has no impact on fetal development. B) Healthy diet choices eliminate teratogenic risks. C) Poor maternal nutrition can increase the risk of birth defects. D) Nutritional supplements are the only important factor.
A) It regulates prenatal care procedures. B) It determines the ideal time for pregnancy. C) It assigns genetic risk factors to pregnant women. D) It categorizes drugs based on potential teratogenic risks to the fetus.
A) They enhance the immune response in babies. B) They only affect maternal immunity. C) They have no effect on immune system development. D) They can impair the function of immune cells in the fetus.
A) Spina bifida B) Down syndrome C) Congenital rubella syndrome D) Cleft palate
A) Deformity B) Mutation C) Syndrome D) Disease
A) Polydactyly B) Clubfoot C) Cleft lip D) Spina bifida
A) Hydrocephalus B) Macrocephaly C) Anencephaly D) Microcephaly
A) Genetic disorders B) Fetal alcohol syndrome C) Premature birth D) Maternal infections
A) Vitamin C B) Vitamin B12 C) Folic acid D) Vitamin D
A) Hydrocephalus B) Microcephaly C) Anencephaly D) Macrocephaly
A) Diabetes B) Rubella infection C) Fetal alcohol syndrome D) Down syndrome |