When Marianela was a young child and watching TV with her mother, a mouse ran by. Her mother screamed, scaring her. Subsequently, she has been afraid of mice. In this example, her mother's scream is the:

Question

Quizplus · Accepted Answer

In classical conditioning, the unconditioned stimulus (UCS) is a stimulus that naturally elicits a response without any prior learning. In this example, the mouse running by is the UCS because it naturally elicits fear in Marianela. Her mother's scream is the unconditioned response (UCR) because it is a natural reaction to seeing a mouse.

When Marianela Was a Young Child and Watching TV with Her