Vitamin B3 Deficiency and Pellagra Symptoms
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Vitamin B3 Deficiency and Pellagra Symptoms

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Questions and Answers

What is a common manifestation of Vitamin B1 deficiency?

  • Xerophthalmia
  • Glossitis
  • Polyneuritis (correct)
  • Dermatitis
  • Beriberi is a disease caused by a deficiency of which vitamin?

  • Vitamin B9 (Folate)
  • Vitamin B2 (Riboflavin)
  • Vitamin B12 (Cobalamin)
  • Vitamin B1 (Thiamine) (correct)
  • Wernicke-Korsakoff syndrome is a neurological disorder caused by a deficiency of which vitamin?

  • Vitamin B1 (Thiamine) (correct)
  • Vitamin B12 (Cobalamin)
  • Vitamin B2 (Riboflavin)
  • Vitamin B3 (Niacin)
  • Which of the following is a function of Vitamin B2?

    <p>Coenzyme in energy metabolism</p> Signup and view all the answers

    What is a benefit of Niacin?

    <p>Increases high-density lipoprotein (HDL) cholesterol</p> Signup and view all the answers

    Which vitamin is often deficient in vegetarian and vegan diets?

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

    What is the primary cause of pellagra?

    <p>Deficiency of vitamin B3</p> Signup and view all the answers

    What is the name of the rash associated with pellagra?

    <p>Casal's necklace</p> Signup and view all the answers

    What is the treatment for Hartnup disease?

    <p>High-protein diet and nicotinic acid</p> Signup and view all the answers

    What is the function of vitamin B5 in the body?

    <p>Component of coenzyme A</p> Signup and view all the answers

    What is the consequence of vitamin B3 overdose?

    <p>Podagra</p> Signup and view all the answers

    What is the benefit of taking aspirin before taking niacin?

    <p>Reduces facial flushing</p> Signup and view all the answers

    What is the primary effect of a deficiency in vitamin B7?

    <p>Dermatitis and enteritis</p> Signup and view all the answers

    What is the primary function of vitamin B7 in enzymatic reactions?

    <p>Carboxylation reactions</p> Signup and view all the answers

    What is the primary source of vitamin B9 in the human body?

    <p>Gut microbiota</p> Signup and view all the answers

    What is the primary function of vitamin B9 in the body?

    <p>One-carbon transfer/methylation reactions</p> Signup and view all the answers

    What is the primary location of vitamin B9 storage in the body?

    <p>Liver</p> Signup and view all the answers

    What is the primary site of vitamin B9 absorption?

    <p>Jejunum</p> Signup and view all the answers

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