In a progressive-ratio procedure, the response requirement at which an animal stops responding for drug is called the

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The response requirement at which an animal stops responding for a drug in a progressive-ratio procedure is called the breakpoint. This refers to the highest response requirement that an animal is willing to work for in order to receive the drug. Once this point is reached, the animal no longer engages in drug-seeking behavior, indicating a decrease in the rewarding effects of the drug.

In a Progressive-Ratio Procedure, the Response Requirement at Which an Animal