In a typical long-term potentiation (LTP) study, a stimulating electrode is inserted into the perforant path, while a recording electrode is inserted into the dentate gyrus
LTP is produced in this preparation by delivering a(n) ________ via the stimulating electrode.
a. single high-intensity electrical pulse
b. single low-intensity electrical pulse
c. electrical pulse every minute for 2-3 hours
d. long-duration but low-intensity pulse
e. burst of 100 electrical pulses in a few seconds
Answer: e. a burst of 100 electrical pulses in a few seconds
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What did Sigmund Freud consider as the key to understanding the psychosomatic conditions he observed?
A) free will B) brain physiology C) the unconscious mind D) external consequences
The power of an experiment is affected by _________
a. the alpha level b. the sample size c. the size of effect of the independent variable d. all of these
If you remember your grocery list by categorizing the items according to their location in the store, you are using the mnemonic of ________
a. elaboration b. organization c. rehearsal d. reinforcement
The MMPI-2 was originally developed to ________
a. identify basic personality traits b. aid in career placement c. identify children of below-normal abilities d. aid in the diagnosis of psychiatric disorders