Pavlov believed that a physiological change caused an animal to react to the CS as if it were the UCS.Which of the following is evidence AGAINST that idea?
A)Conditioning occurs faster with an unfamiliar CS than with a familiar CS.
B)In some cases extinction is followed by spontaneous recovery.
C)In some cases the CR does not resemble the UCR.
D)Conditioning occurs faster with a strong UCR than with a weaker UCR.

Question

Pavlov believed that a physiological change caused an animal to react to the CS as if it were the UCS.Which of the following is evidence AGAINST that idea?​
A)Conditioning occurs faster with an unfamiliar CS than with a familiar CS.
B)In some cases extinction is followed by spontaneous recovery.​
C)In some cases the CR does not resemble the UCR.​
D)Conditioning occurs faster with a strong UCR than with a weaker UCR.​

Quizplus · Accepted Answer

If the CR does not resemble the UCR, it suggests that the animal is not simply reacting to a physiological change, but is instead making an association between the CS and the UCS. This contradicts Pavlov's idea that the animal is simply responding to a physiological change.

Pavlov Believed That a Physiological Change Caused an Animal to React