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27 terms

psyc exam 2

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Which of the following brain chemicals appears to be involved in the biological aspects of drug addiction?
NPY
As drug users experience neuroadaptation, they demonstrate signs of _____.
tolerance
Alcohol consumption disrupts the processing of recent experiences into long-term memory by:
decreasing the amount time spent in REM sleep.
Genetic predispositions and variations in neurotransmitter systems are _____ influences on the onset of drug abuse.
biological
According to the World Health Organization, approximately how many people suffer from addiction?
90 million
In research examining genes and neurons on addiction, which of the following neurotransmitters appears to be involved?
dopamine
The need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued, is known as _____ dependence.
physical
Patients who have experienced _____ lobe seizures have reported profound mystical experiences, sometimes similar to those of near-death experiences.
temporal
The experience of physical pain following discontinued use of a psychoactive drug best illustrates _____.
withdrawal
The brain chemical _____ appears to be involved in the biological aspects of drug addiction.
NPY
The need for a drug to relieve negative emotions is known as:
psychological dependence.
The psychoactive drug _____ produces a quick and very powerful rush of euphoria.
cocaine
In research examining genes and neurons on addiction, the neurotransmitter _____ appears to be involved.
dopamine
As the body is flooded by an artificial opiate, like heroin, the brain stops producing its own natural opiates called:
endorphins
Which of the following is an UNTRUE statement about college students and drug use?
Membership in fraternities or sororities does not influence consumption of alcohol.
Neuroadaptation is most likely to contribute to which of the following?
drug tolerance
Nicotine triggers a(n) _____ in anxiety and a(n) _____ in mental alertness.
decrease; increase
Educational, psychological, and social factors may help explain why 26 percent of U.S. high school dropouts, but only 6 percent of people with a postgraduate education _____.
Answer:
smoke
Nembutal, Seconal, and Amytal are sometimes prescribed to induce sleep and reduce anxiety. They belong to this class of medications.
barbiturates
The major active ingredient in marijuana is:
THC
Marge just discovered that she needs to go on morphine after a car accident left her in pain. How nervous should she be at the possibility of becoming addicted?
She should be somewhat nervous as about 10% of people have difficulty stopping taking any psychoactive drug.
_____ created LSD in 1943.
Albert Hoffmann
a small pair of nuclei in the hypothalamus thought to be involved in the regulation of physiological circadian rhythms and does not describe an approach to addiction
suprachiasmatic
Chemicals that change perceptions and moods through their actions at the neural synapses are referred to as:
psychoactive drugs.
Nicotine triggers a decrease in anxiety and a(n) _____ in mental alertness.
increase
The need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued, is known as:
physical dependence.
Alcohol initially produces feelings of euphoria, talkativeness, and outgoing behavior because it:
depresses activity in the brain regions involved with self-control and judgment, lowering inhibitions.