Multiple choice

Which of the following substances is transported by blood plasma?

  1. Food

  2. Potassium

  3. Alcohol

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Blood plasma is the liquid component of blood that carries various substances in dissolved form. It transports nutrients like glucose (food), electrolytes like potassium, and exogenous substances like alcohol. Because it serves as the primary medium for transporting all these dissolved materials, 'All of these' is the correct choice.

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