What Is the Purpose of Precapillary Sphincters

question 46

Multiple Choice

What is the purpose of precapillary sphincters?

• A) They regulate blood flow to the heart.
• B) They change the amount of blood flowing into capillary beds.
• C) They are muscles that pump blood back to the heart.
• D) They contract when the tissues need more oxygen and nutrients.

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Overt Responses

Visible reactions or behaviors that are observable by others, often in response to stimuli.

Sexual Conflicts

Internal or external struggles often arising from the discord between sexual drives and societal norms or personal values.

Future Goals

Objectives or desired outcomes that an individual aims to achieve in the future, often guiding present actions and decisions.

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