The most prevalent teratogenic cause of mental retardation in industrialized countries is
A) smoking.
B) alcohol.
C) cocaine.
D) hormones.
Correct Answer:
Verified
Q36: The _,the outer layer of embryonic cells,will
Q37: In the medical profession,_ refers to the
Q38: Fetal movements that begin in the second
Q39: During the fetal period,many organs and structures
Q40: Fetal kicks and brain wave patterns commonly
Q42: Ryan was born to a drug-addicted mother
Q43: Teratogens are
A) drugs used to treat congenital
Q44: The _ is the conduit of blood
Q45: Medical concerns are linked to the use
Q46: The fetus receives substances that the mother
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