The poor judgment shown by drug addicts involves
A) inactivation of the caudate nucleus.
B) the reorganization of the motor cortex.
C) inactivation of the cingulate cortex.
D) abnormalities in the prefrontal cortex.
E) inactivation of the amygdala.
Question 2
Which of the following best illustrates the process of positive reinforcement?
A) A child is sent to her room after screaming while at the dinner table.
B) A hungry rat presses a lever to obtain a food pellet.
C) A rat presses a lever that results in delivery of shock through the floor of the chamber.
D) A woman injects heroin into her veins to obtain a rush.
E) A man ingests an aspirin to rid himself of a strong headache.
Chromosome territories in the cell nucleus
Buccal drug administration
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Otic drug administration