In his original studies of digestion, Pavlov placed food on a dog's tongue to make the dog salivate. In this situation, the food is a(n) _____ and the dog salivating is a(n) _____.
A) conditioned stimulus; unconditioned response
B) unconditioned stimulus; unconditioned response
C) conditioned stimulus; conditioned response
D) unconditioned stimulus; conditioned response

Question

Quizplus · Accepted Answer

The food is an unconditioned stimulus because it naturally (without any conditioning) causes the dog to salivate, which is an unconditioned response. Pavlov's later studies involved conditioning a neutral stimulus, such as a ringing bell, to elicit a conditioned response of salivation from the dog.

In His Original Studies of Digestion, Pavlov Placed Food on a Dog's