A Segment or Subset of the Population That Adequately Represents

question 12

Multiple Choice

A segment or subset of the population that adequately represents the entire population of interest is known as a(n) :

• A)hypothesis.
• B)observation.
• C)element.
• D)case.
• E)sample.

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Definitions:

Endogenous Opiates

Naturally occurring chemicals in the body that reduce pain, enhance pleasure, and play a role in the stress response, similar to opioids.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brain and is encased within the vertebral column.

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems that plays a crucial role in muscle movement and cognitive functions.

Adrenaline

Also known as epinephrine, a hormone and neurotransmitter that increases heart rate, contracts blood vessels, dilates air passages, and participates in the fight-or-flight response of the sympathetic nervous system.