In Which Part of the Brain Are Sleep and Arousal

question 3

Multiple Choice

In which part of the brain are sleep and arousal regulated?

• A) the basal nuclei
• B) the cerebral cortex
• C) the reticular formation
• D) the limbic system

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Definitions:

Positive Reinforcer

A stimulus that, when presented after a behavior, increases the likelihood of that behavior being repeated.

Negative Reinforcer

A stimulus whose removal or avoidance after a response strengthens that response or makes it more likely to happen again.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, evokes a conditioned response in classical conditioning.

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally and automatically triggers a reflexive response without any prior learning.