As she walked through her neighborhood, Jodie, a 6 year old girl, frequently saw a large brown dog. She repeatedly walked to the dog to pet it, but as her hand approached the animal, it barked and bit her. The bite was painful and caused her to cry. Now Jodie cries when she sees dogs of any color or size. In the example, the dog's bark and bite is the:
A) UCS.
B) CS.
C) UCR.
D) CR.

Question

Quizplus · Accepted Answer

The dog's bark and bite is the Unconditioned Stimulus (UCS) because it naturally and automatically triggers a response (crying) without any prior learning.

As She Walked Through Her Neighborhood, Jodie, a 6 Year