Dr. Wong is doing a psychophysical experiment to determine the smallest detectable concentration of coffee. He presents some coffee concentrations that are clearly detectable, others that cannot be detected, and some that are just detectable. These presentations are randomized. What method is Dr. Wong using?
A. adjudication
B. constant stimuli
C. inverse thresholds
D. limits
Answer: B
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People use many strategies to try to regulate affect and stay in a good mood. While the data are very complex, research suggests that one of the most effective strategies is ____
a. introspection by oneself b. watching television c. exercising d. drinking alcohol
The point in the retina where the optic nerve exits the eye produces:
a. a fovea b. a blind spot c. transduction d. the optic chiasm
In 1784, a commission chaired by Benjamin Franklin concluded that Mesmer's patients' reactions were due to ________ rather than ________
a) trickery, magnetism b) magnetism, trickery c) magnetism, imagination d) imagination, magnetism
A type of brain cell that surrounds and nourishes neurons is the
A) glial cell B) neuropeptide cell C) autonomic cell D) oval cell