Which of the Following Statements Is Not True of the Precapillary

question 80

Multiple Choice

Which of the following statements is not true of the precapillary sphincters?

• A) They decrease the osmotic pressure in the thoroughfare channel.
• B) They increase or decrease rates of perfusion to the tissues served by the true capillaries.
• C) They allow blood to bypass the true capillaries that are fed by the metarteriole.
• D) They regulate the flow of blood to tissues served by the true capillaries.

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