Regarding the Experiments Using Intracranial Self-Stimulation, Which of the Following

question 666

Multiple Choice

Regarding the experiments using intracranial self-stimulation, which of the following statements is FALSE?

• A)When rats self-administer nicotine, they are even more likely to engage in intracranial self-stimulation because nicotine further increases the sensitivity of the pleasure pathways.
• B)After the rats had pressed the intracranial self-stimulation lever to exhaustion, they were less likely to press the lever again once they were revived.
• C)Intracranial self-stimulation involves electrical stimulation of the limbic system of the brain.
• D)Intracranial self-stimulation is considered to be a primary reinforcer.

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Definitions:

Real Rate of Return

The yearly rate of return on an investment, corrected for price changes stemming from inflation or external factors.

Annual Interest Rate

The percentage of the principal that is paid as interest to the lender over the course of one year, not accounting for compounding.

Value at Risk (VaR)

Measure of downside risk. The loss that will be incurred in the event of an extreme adverse price change with some given, typically low, probability.

Standard Deviation

A statistical measurement that sheds light on historical volatility.