Neuroleptics work primarily by inhibiting the activity of which neurotransmitter?
a) serotonin
b) dopamine
c) epinephrine
d) norepinephrine
b
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Which of the following is a true statement about antipsychotic medications?
A. Large numbers of clinical trials have failed to demonstrate the efficacy and effectiveness of these drugs. B. Some clinical change can be seen within the first 24 hours, but it drops off rapidly thereafter. C. These medications can take two to four weeks to have any effect on the patient. D. The earlier patients receive these medications, the better they tend to do over the long term.
Which piece of information would be at the top of a network hierarchy?
A. A dog is an animal. B. Dogs have fur. C. My dog's name is Frosty. D. A Golden Retriever is a breed of dog.
. Which of the following students provides the best statement about the usefulness of the fMRI technique in examining language?
a. Deirdre: "The fMRI technique can detect changes that occur relatively rapidly." b. Esmail: "When researchers use the fMRI technique, people can move their heads freely, without harming the quality of the fMRI." c. Sasha: "Unfortunately, the fMRI requires an injection of material that is radioactive." d. Sid: "Unfortunately, the fMRI is less sensitive than other imaging techniques, for detecting the subtle aspects of language comprehension."
Which of the following is NOT true of STDs?
a. The symptoms of some STDs disappear as the infection progresses. b. Doctors and health clinics regularly check for STDs without you asking them. c. If you have several sexual partners in a year, you should have regular STD checkups. d. It's essential to get proper treatment right away.