Which of the following statements about the effects of cocaine in laboratory animals are true?

Question

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Rats that self-injected cocaine were three times more likely to die from an overdose than rats who self-injected heroin. This has been demonstrated in laboratory studies. The other options are incorrect. A) Cocaine is actually more reinforcing in rats than in humans, as they will self-administer the drug if given the opportunity. B) Rats will self-inject cocaine under the appropriate conditions. D) There is no evidence to suggest that rats that learn to self-administer cocaine develop psychosis. E) Cocaine increases dopamine release in the nucleus accumbens, rather than decreasing it.

Which of the Following Statements About the Effects of Cocaine