Which Statement Concerning Vasoconstriction Is Correct

question 59

Multiple Choice

Which statement concerning vasoconstriction is correct?

• A) Vasoconstriction refers to an increase in the radius of a vessel.
• B) Vasoconstriction of an arteriole decreases blood flow through that vessel.
• C) Vasoconstriction of an arteriole increases blood flow through that vessel.
• D) Vasoconstriction of an arteriole can be caused by parasympathetic activation.

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Definitions:

Margin Of Error

An expression of the amount of random sampling error in a survey's results, representing the extent to which the sample results might differ from those of the actual population.

Confidence Interval

A range of values, derived from the sample data, within which we can say with a certain level of confidence that the true population parameter lies.

Sample Size

The number of observations or subjects used in a study or experiment, critical for determining the study's reliability and representativeness.

Population Deviation

Refers to the measure of dispersion from the mean in a population data set, indicating the average distance from the mean for all population values.