How Does a Dialysis Machine Work to Filter the Blood

question 22

Multiple Choice

How does a dialysis machine work to filter the blood when the kidneys fail?

• A) It uses osmosis and diffusion between the blood and a fluid specially formulated to suit the patient to correct their water and salt balance.
• B) It pumps the blood through a filter specially designed to suit the patient to correct their water and salt balance.
• C) It prevents air bubbles from forming as blood pumped external to the body for "cleaning."
• D) It removes metabolic wastes from the blood, but it cannot adjust water.
• E) It uses active transport to artificially filter the blood.
• "Life Application"

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