Which statement below is true of drug addiction?
a. Withdrawal symptoms and tolerance are the result of compensatory mechanisms.
b. The withdrawal symptoms that occur in heroin addicts are less dangerous than those that occur in alcoholics.
c. Withdrawal symptoms are usually less intense versions of the drug effect.
d. Drug addiction is caused by physical dependence.
e. Cocaine addiction is the result of physical dependence.
Answer: a. Withdrawal symptoms and tolerance are the result of compensatory mechanisms.
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Dr. Martinez is doing a research study examining the effects of a new headache medication on migraine pain. He decides to divide his participants up into four subject groups,
each one of which will receive a different amount of medication to take when they have a migraine. He will ask them to write down their assessment of how much the pain has dropped on a ten-point scale an hour after taking the medication. What is the dependent variable in this study? a. The intensity of the migraine each participant has before taking the medication. b. The level of pain reduction reported by each participant. c. The amount of medication each participant takes. d. The number of people who are assigned to each of the subject groups
Expression of an emotion that a person does not really feel is called facial feedback
Indicate whether this statement is true or false.