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Which part of the brain is involved in controlling sleep?

A.

The reticular activating system

B.

The thalamus

C.

The pons

D.

The amygdala

Answer and Explanation

The Correct Answer is C

A. The reticular activating system (RAS) is involved in wakefulness and arousal, not directly in controlling sleep.

B. The thalamus plays a role in sensory processing, not primarily in controlling sleep.

C. The pons plays a critical role in sleep regulation, particularly in the stages of REM sleep.

D. The amygdala is primarily involved in emotion processing, not sleep regulation.


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Related Questions

Correct Answer is A

Explanation

A. The placebo effect occurs when a person experiences improvements in symptoms after receiving a treatment that has no therapeutic effect, such as a pill without active ingredients.

B. This statement does not involve the placebo effect but rather refers to the effectiveness of a specific treatment for a condition.

C. This describes a side effect of a medication but not the placebo effect.

D. This refers to the effectiveness of electroconvulsive therapy (ECT) for schizophrenia, which does not involve a placebo effect.

Correct Answer is B

Explanation

A. This option refers more to psychoanalytic theory rather than classical conditioning.

B. In classical conditioning, a phobia of the color green could result from a terrifying event (unconditioned stimulus) that involved the color green (neutral stimulus), which then becomes a conditioned stimulus causing fear.

C. A brain injury causing a distorted perception is not related to Pavlov’s concept of classical conditioning.

D. Lack of exposure to a color would not typically result in a phobia according to classical conditioning principles.

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