A dog is given some food and salivates. After the dog salivates at a high steady rate a bell is rung, the food is given and the dog salivates. After a period of time the dog salivates to the bell. Then, when the bell is rung but no food is given, the animal’s salvation level decreases. This is called ______.
A. generalization
B. discrimination
C. extinction
D. reinforcement
C. extinction
Psychology
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Which of the following is one of the six standard parts of a psychological journal article?
a. conclusions b. bibliography c. data summary d. discussion
Psychology
In the brain, nicotine:
a. stimulates the production of dopamine b. interferes with the reuptake of dopamine c. binds to serotonin receptors d. stimulates the production of receptors
Psychology
How many distinct layers are typically found in the cerebral cortex?
a. two b. four c. six d. eight
Psychology
According to researchers, how many high school seniors smoke marijuana on a daily or near-daily basis?
a. 1 in 10 b. 1 in 12 c. 1 in 15 d. 1 in 20 e. 1 in 25
Psychology