Rosenthal and Fode's study of "maze-bright" and "maze-dull" rats provides an excellent example of:
A) experimenter bias
B) demand characteristics
C) Heisenberg effects
D) participant mortality
A
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A drug that blocks the effects of a neurotransmitter is called a(n) ____
a. agonist b. antagonist c. depressant d. protagonist
Which of the following is the best example of a difference in sensation?
A. You and your friend share a meal at a restaurant, which your friend likes but you do not. B. Some people enjoy the smell of gasoline, whereas others do not. C. You are walking with a nearsighted friend. You notice a snake in the grass, but your friend does not see it. D. You and your friend take a test of musical ability. Though you both hear well, your friend is able to determine whether two tones differ in pitch, but you are not.
______ is a viral infection that can cause retardation and heart disease in the embryo. It is also called German measles.
A. Rubella
B. Syphilis
C. Cystic fibrosis
D. Phenylketonuria
Opioid antagonists have been found to be useful in
a. preventing relapse in recovering opiate addicts b. blocking acute opiate overdoses c. the treatment of Alzheimer's disease symptoms d. only a and b