Nutrition and Vitamins Quiz

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Questions and Answers

Which of the following vitamins is water soluble?

  • Vitamin D
  • Vitamin E
  • Vitamin A
  • Vitamin C (correct)

Which mineral is primarily responsible for oxygen transport in the blood?

  • Zinc
  • Magnesium
  • Calcium
  • Iron (correct)

Which of the following symptoms is associated with Vitamin D deficiency?

  • Beriberi
  • Pellagra
  • Rickets (correct)
  • Scurvy

Which vitamin can be toxic when taken in megadoses?

<p>Vitamin A (A)</p> Signup and view all the answers

What is the primary reason the US iodizes salt?

<p>To prevent iodine deficiency (A)</p> Signup and view all the answers

What is one of the primary functions of antioxidants in the body?

<p>To inhibit free radical production (D)</p> Signup and view all the answers

Which nutrient is particularly important for individuals following a vegan diet?

<p>Vitamin B12 (D)</p> Signup and view all the answers

What effect does excessive intake of certain vitamins generally have on the body?

<p>Toxicity and potential organ damage (B)</p> Signup and view all the answers

What is a significant factor that affects iron absorption in the body?

<p>Presence of vitamin C (B)</p> Signup and view all the answers

Which vitamin is synthesized by the body after exposure to sunlight?

<p>Vitamin D (C)</p> Signup and view all the answers

Which of the following diseases is commonly associated with a deficiency in Vitamin C?

<p>Scurvy (C)</p> Signup and view all the answers

Flashcards

Water-soluble vitamins

Vitamins that are dissolved in water and not stored in the body, requiring regular intake.

Calcium requirements

Vary according to life stage, crucial for bone health, especially in children and adolescents.

Iron absorption factors

Dietary components, like vitamin C, that enhance or hinder the absorption of iron.

Vitamin D production

Made in the skin with sunlight exposure, essential for calcium absorption and bone health.

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Vegan diet nutrient needs

Needs careful planning to ensure adequate intake of vitamins and minerals like B12 and iron, which are often deficient in plant-based diets.

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Water-soluble vitamins

Vitamins dissolved in water, not stored in the body.

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Fat-soluble vitamins

Vitamins dissolved in fat, stored in the body.

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Vitamin deficiencies

Illnesses caused by lack of essential vitamins or minerals.

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Nutrient requirements

Specific amounts of nutrients or minerals required for different life stages.

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Toxicity of vitamins

Harmful effects from taking excessive amounts of vitamins.

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Metalloenzymes definition

Enzymes requiring metal ions for activity.

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