Exam 7: Learning-Part C

Rats that discover food in one arm of a maze with many arms will tend to revisit that arm over and over again,searching for more food.

The functions of the hippocampus are critical for eyeblink conditioning.

According to the Rescorla-Wagner model,the US (unconditioned stimulus)sets up an expectation for the CS (conditioned stimulus).

Vending machines operate according to a continuous reinforcement schedule.

Cognitive psychologists conducted most of the experiments on learning from the 1930s to the 1950s.

Edward Thorndike was the first to use the term operant behavior.

Discrimination occurs when an organism displays a conditioned response to the CS but does not display a conditioned response to a similar stimulus.

Brain-imaging studies have revealed that watching a model perform a complex behavior,such as ballroom dancing,is a more effective learning strategy than is actually practicing the complex behavior.

The nucleus accumbens is a brain region rich in serotonin.

An experienced heroin user will have a higher risk of overdose if he injects the drug in an unfamiliar environment.

Edward Thorndike developed the law of effect.

Simple,but not complex,tasks can be learned through observation.

Positive reinforcement is usually considered desirable and negative reinforcement usually is considered undesirable.

Operant behavior is voluntary in nature.