Which statement about attention-deficit hyperactivity disorder (ADHD) is true?
A. Boys are diagnosed two to three times as often as girls.
B. Girls are diagnosed two to three times as often as boys.
C. All children who are hyperactive also have ADHD.
D. All children with ADHD are hyperactive.
Answer: A
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What question should you ask to decide whether you have insomnia? a. Do you feel sufficiently rested the next day?
b. Do you get as much sleep as most other people your age? c. Do you get as much sleep now as you did in the past? d. Do you frequently awaken with bad dreams?
Genital herpes is spread
a. through sexual contact b. from mother to child during childbirth c. by needle sharing d. through infected blood (transfusions) e. via contact with infected towels or clothing
The fight-flight response results in:
A. cognitive coping devices B. increased energy to deal with threatening situations C. psychosomatic symptoms D. reduction in corticoid levels
In behavior modification, an event that alters the value of a stimulus as a reinforcer is referred to as a (an):
a. extinction burst b. three-term contingency c. discriminative stimulus d. motivating operation