Acetylcholine
a. is found only in the peripheral nervous system
b. is found only in the central nervous system
c. plays a role in a multitude of psychological activities
d. acts on alpha and beta receptors
c
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The method of _______ organizes items into familiar units or groups that they can be remembered more easily.
Fill in the blank(s) with the appropriate word(s).
Participating in a psychology study, you find yourself sitting in a room that is completely dark. The researcher adjusts the dial on a machine that displays a small spot of light
Across dozens of trials, the researcher finds the minimal amount of light needed for you to report seeing it 50% of the time. In this study the researcher measured your __________ a) difference threshold. b) absolute threshold. c) JND threshold. d) Weber threshold.