Author Question: The abuse of which of the following substances during pregnancy is the leading cause of cognitive ... (Read 41 times)

mynx · **on:** Jun 28, 2018

The abuse of which of the following substances during pregnancy is the leading cause of cognitive impairment in the United States?

a. Alcohol c. Marijuana
b. Tobacco d. Heroin

Question 2

Human immunodeficiency virus (HIV) may be perinatally transmitted:

a. Only in the third trimester from the maternal circulation.
b. By a needlestick injury at birth from unsterile instruments.
c. Only through the ingestion of amniotic fluid.
d. Through the ingestion of breast milk from an infected mother.

Kaytorgator · **Reply #1 on:** Jun 28, 2018

Answer to Question 1

ANS: A
Alcohol abuse during pregnancy is recognized as one of the leading causes of cognitive impairment in the United States.

Answer to Question 2

ANS: D
Postnatal transmission of HIV through breastfeeding may occur. Transmission of HIV from the mother to the infant may occur transplacentally at various gestational ages. Transmission close to or at the time of birth is thought to account for 50 to 80 of cases.