Herbal remedies are __________
a) rarely subjected to placebo-controlled effectiveness studies.
b) more effective than many prescription medications.
c) regulated by the same government agency that regulates prescription drugs.
d) generally ineffective for most problems.
a
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The case of Kevin Warner was presented in the text as an example of the diagnosis of schizophrenia. Which of Kevin's symptoms strongly suggested that he had lost touch with reality, which is the defining feature of schizophrenia?
A. social withdrawal B. difficulty in communicating C. inability to succeed at work D. belief that people were poisoning him
Which of the following statements about television viewing is TRUE?
a. Viewing time decreases gradually during the preschool and school-age years. b. Boys watch more TV than girls. c. IQ is not related to the amount of television watched. d. Children from higher-income homes watch more television than children from lower-income homes.