Which of the following best describes substance use among American adolescents?
a. Most smoke cigarettes at least once, but never use alcohol.
b. All substance use is uncommon among American adolescents.
c. Other than alcohol, cigarettes, and marijuana, substance use is uncommon.
d. A large proportion of adolescents experiment with substances such as amphetamines, cocaine, and Ecstasy.
Answer: c
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Some research with psychopaths suggests that these individuals are a. more likely to quit trying as soon as failure appears imminent. b. less likely to attempt difficult goals
c. more likely to keep trying even though failure is certain. d. less likely to be motivated towards a goal.
Which of the following is NOT an example of the complex interaction of physical and psychological factors in the experience of pain?
a. The gate control theory of pain b. Delusional pain c. Chronic pain d. Phantom limb pain.
When is it acceptable for a researcher to dispense with obtaining the informed consent of research participants?
a. Whenever there is no deception involved in the research b. Whenever the risk of harm to the participants is minimal, they participate voluntarily, and their confidentiality is ensured c. Whenever the participants are being paid for their participation d. Whenever the research has been approved by an IRB
Present four changes in cognitive processing associated with concrete operations. Define each
What will be an ideal response?