Jesse's cat has been conditioned that the electric can opener signals the arrival of food, and the cat will run to the kitchen every time it hears the can opener. But Jesse then participates in a project at school where he must open 50 cans of beans and cook them. By the time Jesse gets halfway through the cans, he notices that the cat has disappeared. In this case, the can opener is no longer associated with the presentation of food. __________ to the can opener has occurred.
A. Sensitization
B. Habituation
C. Extinction
D. Spontaneous recovery
Answer: C
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Compared to young adults, aging humans with poor working memory have ____ activity in the prefrontal cortex and aging humans with intact working memory have ____ activity in the prefrontal cortex
a. decreased; decreased b. increased; increased c. increased; decreased d. decreased; increased
Which of the following did Hebb accomplish?
a. He characterized equipotentiality. b. He identified the existence of instinctual drift in many species. c. He linked the reticular activating system with cognitive and behavioral performance. d. He conducted research on hemispheric specialization with split-brain patients.
Raul performs a research study at Norshore High School and observes that there is a negative correlation between popularity and academic success. Which statement can be inferred from his observation?
A) Students who do well academically are more likely to be popular. B) Students who don't do well academically are less likely to be popular. C) Students who do well academically are less likely to be popular. D) Students who don't do well academically are more likely to be in the same social group.
According to research into sexuality during adolescence, which of the following is true regarding teenagers and sex?
a) more girls than boys have had at least one sexual partner by the time they are in 12th grade b) more girls than boys report that they have had more than four sexual partners by the time they reach 12th grade c) research has found that girls who get pregnant while still in high school are most likely to be either freshmen or sophomores when they become pregnant d) the rate of sexually transmitted diseases in teenagers is much higher in girls than it is in boys