According to the Focus on Neuroscience Box: the Addicted Brain

question 158

Multiple Choice

According to the Focus on Neuroscience box: The Addicted Brain, what is the biological basis for drug tolerance?

• A)The brain's reward pathways adapt to the high dopamine levels, with repeated drug use.
• B)Addictive drugs gradually create new but abnormal neural pathways in the brain's limbic system.
• C)As the brain adjusts to the addictive substance, the threshold to activate neurons in the brain's motor and sensory areas is greatly increased.
• D)The brain counteracts the effects of the addictive drug by overproducing the neurotransmitter serotonin.

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Definitions:

Invest

The act of allocating resources, usually money, with the expectation of generating an income or profit.

Nominal Annual Rate

The annual interest rate quoted by financial institutions, not adjusted for inflation or other factors that affect the real rate of return.

Balloon Payment

A large, one-time payment due at the end of a loan term, after a series of lower regular payments.

Equal Monthly Payments

Equal monthly payments refer to the uniform payment amount made in each period, often seen with loans like mortgages, where principal and interest are paid off over time.