When the dorsal horn receives feedback from the cerebral cortex, it can ______.
A. alter the signal from the warm fibers and instead signal from cold fibers
B. change mechanoreceptor signals to reflect intended experience rather than actual experience
C. inhibit the neural signal that allows the upward flow of pain information
D. intensify the neural signal that allows the lateral flow of pain information
Answer: C
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The perception that members of different groups belong to a larger whole that encompasses both groups is called
a. group polarization. b. an integrative agreement. c. a superordinate identity. d. social facilitation.
Renee is diagnosed as suffering from generalized anxiety disorder. In addition to psychotherapy, she is treated with drugs. The drugs she receives are likely to be:
A. tranquilizing but not addictive B. tranquilizing but addictive if taken in high doses C. stimulating and very addictive D. placebos
Which of the following p values most likely reflects a result that occurred by chance?
A. .01 B. .05 C. .1 D. .34
Intellectual disabilities caused by postnatal problems include all of the following EXCEPT
a. malnutrition during early childhood. b. exposure to lead, PCBs, and other toxins early in childhood. c. fetal alcohol syndrome (FAS). d. living in very poor households where nutrition, intellectual stimulation, medical care, and emotional support may be inadequate.