Periods of REM sleep alternate with periods of non-REM sleep in a cycle that recurs about every ______________ minutes or so

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.

If the following children all have a mental age of 10, who has the highest IQ?

a. Norm, who is 5 years old b. Woody, who is 10 years old c. Cliff, who is 20 years old d. Carla, who is 25 years old