When Pavlov was conditioning his dog to salivate in response to a tone, he first paired the tone with the presentation of food until the tone alone could induce salivation. In his experiments, which of the following was considered to be the unconditioned stimulus?

Question

Quizplus · Accepted Answer

The unconditioned stimulus (US) is the stimulus that naturally and automatically triggers a response without any conditioning. In Pavlov's experiment, the food is the US because it naturally causes the dog to salivate.

When Pavlov Was Conditioning His Dog to Salivate in Response