In an Arteriole, If the Blood Vessel Radius Is Two

question 103

Multiple Choice

In an arteriole, if the blood vessel radius is two units and then is vasoconstricted to one unit, what is the result

• A)The resistance decreases 16 times.
• B)The resistance increases 16 times.
• C)Flow will be increased.
• D)Flow will be neither increased nor decreased.

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Definitions:

Hypothalamus

A subcortical forebrain structure involved in regulating bodily functions. The hypothalamus also influences our basic motivated behaviors.

Bodily Functions

The physiological processes and activities performed by the body's systems, necessary for maintaining life and health.

Electroencephalographs (EEGs)

Devices that measure the electrical activity of the brain through electrodes placed on the scalp.

Electroencephalograph (EEG)

A device used to record the electrical activity of the brain, often used in the diagnosis of neurological conditions.