Dr. Brown designs an experiment to test the effects of a new memory drug. Half the participants will receive a placebo and half will receive the actual drug, but neither the participants nor the researchers administering the drug will be informed which is the placebo. Dr. Brown has designed:
a. an unethical experiment
b. a double-blind research study
c. a single-blind research study
d. a study that will maximize participant expectancy effects
B
Psychology
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Hartley believed that vibrations in the brain continued after the external stimulation that caused them had ceased. He called these lingering vibrations:
a. pulsatories b. associations c. vibratiuncles d. potentials
Psychology
The choroid plexus ____.
A. cushions the brain B. protects the brain from infection C. is another name for the ventricles D. forms the cerebrospinal fluid
Psychology