Most STDs are spread from one person to another through
a. intercourse. c. anal-genital contact.
b. oral-genital contact. d. all of these.
D
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Kristian’s parents both worked, and they pretty much left him to his own devices at home. Kristian came and went to middle school on his own, and only had to be back in time for dinner. In terms of parental relationships, teens with weaker relationships with parents are more likely to
a. save sex for marriage. b. engage in sex before age 15. c. stick with one sexual partner. d. delay sexual activity for at least 3 years.
Which of the following has been found by researchers examining cerebral asymmetry?
A. When most people experience positive emotions, they have higher levels of electrical activity in their right hemisphere. B. Most people have more electrical activity in the left hemisphere than the right hemisphere. C. Changes in electrical activity can be detected when people experience negative emotions, but not when they experience positive emotions. D. Differences in hemispheric activity levels can be detected in children less than one year old.
Which of the following is NOT a behavioral change that children who are separated from parents go through?
a. elation b. protest c. despair d. detachment
What is meant by the statement "A major characteristic of the human brain is integration?"
a. The human brain is always working and constantly changing. b. The human brain is significantly more complex than the most sophisticated computer. c. The human brain is physically connected to every other major organ in the body. d. The human brain's structures are constantly competing and cooperating.