Blood Flow Through Capillaries Is Controlled by

question 15

Multiple Choice

Blood flow through capillaries is controlled by

• A) one-way valves.
• B) precapillary sphincters only.
• C) smooth muscle in the walls of arterioles only.
• D) precapillary sphincters and smooth muscle in the walls of arterioles.

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Definitions:

Personality

The combination of emotional, attitudinal, and behavioral response patterns of an individual that are consistent over time and across situations.

Conscientiousness

A personality trait characterized by diligence, carefulness, thoroughness, self-discipline, and the desire to do a task well.

Emotional Stability

A trait characterized by the consistent ability to remain calm, even in stressful situations.

Alcohol

A psychoactive substance, specifically ethanol, which is commonly consumed in beverages and can alter consciousness and impair cognitive and motor functions.