A Rat Has Been Trained to Lever Press for Food

question 61

Essay

A rat has been trained to lever press for food in the presence of a light SD, and chain pull for food in the presence of a click SD. The rat has also received Pavlovian conditioning in which a tone signals food. Both the light and the tone will increase chain pulling, but by different mechanisms. Discuss what these mechanisms are.

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Definitions:

Commercial

Pertains to commerce or business activity in general; often used to describe advertisements on television or radio.

Government Spending

The total amount of money used by the government to pay for services, infrastructure, public projects, and other governmental functions.

Social Programs

Organized efforts by government, private organizations, or nonprofits to address and improve societal issues and welfare.

Lyndon B. Johnson

The 36th President of the United States, serving from 1963 to 1969, known for his domestic policies, including civil rights, public broadcasting, Medicare, and Medicaid.