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Nutrition · Core Topics

Minerals and Electrolytes

1 min read 12 practice questions
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In 30 seconds

This topic is taught through its practice: 12 practice questions, each with the reasoning behind the answer, and the same idea again in plain words.

Quick check

5 questions here, of 12 in this lesson’s practice set. Answers stay hidden until you check.

Question 1 of 5foundational

Which statement best defines a dietary mineral?

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Question 2 of 5foundational

Which term describes minerals such as iron, zinc, and iodine that the body needs in amounts of less than 100 milligrams per day?

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Question 3 of 5foundational

Which of the following is the primary electrolyte found in fluid outside the body's cells?

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Question 4 of 5intermediate

What is the primary purpose of electrolytes such as sodium and potassium in the body?

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Question 5 of 5intermediate

Why does vitamin C consumed in the same meal improve the absorption of iron from plant foods?

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