Your college roommate likes to binge drink on Saturday nights. After one particularly bad weekend, she becomes concerned about the effects of so much alcohol on her brain. Knowing that you are studying the brain in psychology, she asks you to explain the effects of alcohol on the brain. You should tell her that alcohol affects the function of the neurotransmitter ____
a. ?acetylcholine
b. ?dopamine
c. ?GABA
d. ?norepinephrine
ANSWER:
c
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Regarding phantom limb sensations, which of the following statements is FALSE?
a. Functional MRI confirms that sensory and motor areas of the brain are more active when a person feels a phantom limb. b. A phantom limb may feel so "real" that a patient with a recently amputated leg may inadvertently try to walk on it, risking further injury. c. When people lose an arm, they may at first have a phantom arm and hand, while many years later, the phantom may shrink, until only a hand is felt at the shoulder. d. Phantom limb sensations and the effects of acupuncture can both be explained by the opponent-process theory.
When asked about personal qualities they desire for their children, higher-SES parents are likely to emphasize __________
A) obedience B) politeness C) happiness D) cleanliness
In addition to the five primary taste senses that scientists have been studying for years, there is new evidence that people can distinguish ______ by taste.
A. colors B. fruits C. spiciness D. fats
Which statement about infants' sensitivity to pain is true?
A. Drinking sweet liquid suppresses the release of endorphins, which are painkilling chemicals in the brain. B. Compared to other babies, preterm and male babies are less sensitive to the pain of a medical injection. C. Even the odor of the milk of the infant's mother reduces infant stress to a routine blood-test heel stick. D. Severe pain stimulates the production of stress hormones, which enhance the infant's ability to handle everyday stressors.