Naltrexone appears to reduce the reinforcing properties of exogenous opiates by
a. Agonizing opiate receptors.
b. Antagonizing opiate receptors.
c. Acting as a partial agonist at mu receptors.
d. Acting as a full agonist at kappa receptors.
b
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Philip has been diagnosed with attention deficit hyperactivity disorder (ADHD). Which statement would best describe him?
a. ?Philip does not smile, laugh, or make eye contact with anyone, and he does not tolerate being held. b. ?Philip is impulsive and cannot concentrate on an activity as well as other children his age. c. ?Philip has been misdiagnosed, as ADHD does not really exist. d. ?Philip worries constantly that he will be lost or injured or that some harm may come to his parents.
A researcher displays a picture and then the baby attends to it. After repeated presentations, the infant stops looking at the picture. This reduction in responding is due to:
A) developmental delay. B) boredom. C) fatigue. D) active learning.
Describe the two principles of social behavior. Give a clear example of each
What will be an ideal response?
__________ behavior is to positive symptoms of schizophrenia as __________ behavior is to negative symptoms of schizophrenia.
A. Absence of; muted B. Excess; absence of C. Muted; absence of D. Muted; excess