According to statistics reported in the text, what percentage of U. S. teenagers has used alcohol by the end of high school?
a. 30%
b. 55%
c. 70%
d. 92%
c
You might also like to view...
Atypical antipsychotics have been found to be far superior to traditional antipsychotics in the treatment of schizophrenia
Indicate whether the statement is true or false.
Which of the following is one of the major differences between someone who is dieting and someone who has anorexia?
a) People with anorexia have poorer academic performance. b) People with anorexia are less likely to be interested in food or food preparation. c) People with anorexia are more likely to experience behavior problems. d) People with anorexia have more unrealistic perceptions of their body size.
Which test is performed as early as week five and allows access to the fetal circulation and direct visualization of the embryo, permitting the diagnosis of malformations?
a) Amniocentesis b) Embryoscopy c) Chorionic villus sampling (CVS) d) Sonoembryology
Concerning REM sleep, which of the following statements is TRUE?
a. People who are born blind do not experience REM sleep. b. Dreams during REM sleep tend to be longer, clearer, more detailed, more bizarre, and more "dreamlike" than thoughts and images than occur in NREM sleep. c. Roughly 85 percent of the time, people who are awakened during REM sleep report having no dreams. d. REM sleep is shown in reptiles, such as snakes and iguanas.