What Is Paradoxical About Paradoxical Sleep?​

question 69

Multiple Choice

What is paradoxical about paradoxical sleep?​

• A)It serves restorative functions, and yet the body has no apparent need for it.
• B)​it is light sleep in some ways and deep sleep in other ways
• C)​It depends on serotonin for its onset and acetylcholine for its offset.
• D)It is associated with dreaming although brain activity is low.

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Definitions:

Experiments

Systematic and scientific procedures carried out under controlled conditions to discover an unknown effect, to test or establish a hypothesis, or to illustrate a known effect.

Preselling

The practice of offering products or services for sale before they are released or available, to gauge customer interest and secure funding.

Crowdfunding

The process of raising funding for a new venture from a large audience (the “crowd”), typically through the Internet.

Task Completion

The act of finishing a specific duty or assignment that has been started.