Why Is Potassium Able to Diffuse Easily in and Out

question 46

Multiple Choice

Why is potassium able to diffuse easily in and out of cells?

• A)Because potassium has a greater concentration in the intracellular fluid (ICF)
• B)Because sodium has a greater concentration in the extracellular fluid (ECF)
• C)Because the resting plasma membrane is more permeable to potassium
• D)Because there is an excess of anions inside the cell

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Definitions:

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A chemical substance previously used as an insecticide and as a medication to treat lice and scabies, now largely restricted due to safety concerns.

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A fine-toothed comb designed for the removal of lice eggs (nits) from human hair.

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Any part of the body that performs a specific function or group of functions, such as the heart, liver, or lungs.