A researcher has conducted an experiment in which she assigned all of her students four hours of homework the night before a test; in order to see what effect the extra stress has on test performance
The study is flawed because the researcher did not include a(n) __________
a) control group.
b) experimental group.
c) independent variable.
d) dependent variable.
a
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For an assignment you are asked to look up a group of drugs known as major tranquilizers. You consult a drug handbook and find that another term for these drugs is
a. antianxiety. b. antipsychotic. c. antidepressant. d. sedative hypnotic.
Which body organ generates our 24-hour rhythm of wakefulness and sleepiness?
a. The brain b. The adrenal gland c. The heart d. The thyroid gland
To measure the total number of stressors that a person is experiencing, psychologists use a __________.
A. critical events scale B. daily hassles scale C. traumatic events scale D. life events scale
Mrs. Lassey is taking medication to reduce the activity of her acetylcholine-producing neurons; what might happen?
A) Her dreams are likely to intensify. B) She may dream less often, or not at all. C) She will be more likely to recall her dreams. D) Her dreams will become more bizarre.