An estimated ______ of all pregnancies in the United States are unintended at the time of conception.
a. 10
b. 20
c. 33
d. 50
Question 2Chapter 9 showed a diagram about teenage pregnancy in the United States, which includes information about the number of premarital births, the number of abortions, and so forth. According to this information,
a. the clear majority of pregnant teenagers give birth.
b. the clear majority of pregnant teenagers terminate their pregnancy.
c. only about 10 of the teenagers who become pregnant before marriage decide to get married before the baby is born.
d. about 30 of teen pregnancies end in spontaneous miscarriages.
Question 3A relatively new method of preventing pregnancy is emergency contraception.. According to the discussion in Chapter 9, emergency contraception
a. is a form of abortion that can be used early in pregnancy.
b. is most effective if taken at some point between the first and the second month of pregnancy.
c. requires permission from at least two physicians, in order for a woman to use this medicine.
d. is a form of birth control, rather than a form of abortion.
Question 4According to the data on birth control,
a. a sexually active woman who uses no birth control for one year has a 45 chance of becoming pregnant.
b. abstinence is the only birth control method that is 100 effective in avoiding pregnancy.
c. the majority of birth control methods are also effective in eliminating the risk of AIDS.
d. most birth control methods are designed to be used by men, rather than women.
Question 5Which of the following birth control methods is most effective in preventing pregnancy?
a. withdrawal
b. diaphragm and spermicidal cream
c. tubal sterilization
d. the rhythm method
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