Which of the Choices Below Explains Why the Arterioles Are

question 53

Multiple Choice

Which of the choices below explains why the arterioles are known as resistance vessels?

• A) They distribute blood to various parts of the body.
• B) Their prime function is the exchange of nutrients and wastes between the blood and tissue cells.
• C) They contain a large quantity of elastic tissue.
• D) The contraction and relaxation of the smooth muscle in their walls can change their diameter.

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Definitions:

Locked-In Syndrome

A neurological condition characterized by complete paralysis of voluntary muscles except for those controlling eye movement, while consciousness and cognitive functions remain intact.

Brain Waves

Electrical patterns within the brain that are detectable with electroencephalography (EEG) and reflect different states of consciousness or mental activity.

Passive Euthanasia

The withholding or withdrawal of life-sustaining treatments, allowing a patient to die naturally, used often in cases of terminal illness.

DNR Order

A legal document, Do Not Resuscitate, instructing healthcare providers not to perform CPR in the event of cardiac arrest.