The immediate effects of amphetamines are to energize behavior, but once coming down from the "high," users experience depression. Which impacted neurotransmitter accounts for this depression?
A. norepinephrine
B. epinephrine
C. dopamine
D. GABA
Answer: C
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The current emphasis on using brain imaging procedures with patients suffering from schizophrenia is based on the belief that such procedures
a. can assist with diagnosis. b. might help identify the neuropathology that causes schizophrenia. c. allow us to determine which medication will be of greatest benefit to the patients. d. will show that schizophrenia is actually a form of split personality.
Due to recent advances in genetics and fetal medicine, ______ can repair defects of the heart, lung, urinary tract, and other areas.
A. fetal surgery B. chorionic villus sampling C. noninvasive prenatal testing (NIPT) D. an ultrasound
The extent of an organism's sleep debt is tracked by which of the following structures?
a. the locus coeruleus b. the raphe nuclei c. the lateral geniculate nucleus d. the preoptic area of the hypothalamus
Research on human pheromones should have what impact on a person's decision to purchase pheromone-based products to make themselves more attractive and desirable to others?
A) Human pheromones do not exist and pheromone-based products are therefore a waste of money. B) Human pheromones do exist and purchasing pheromone-based products is a useful way to influence others' interest in you. C) Human pheromones do exist, but purchasing pheromone-based products is not an effective way to influence others' interest in you. D) Human pheromones do exist, but the research on the usefulness of pheromone-based products is inconclusive.