Essential B Vitamins Quiz
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Questions and Answers

What is the function of Niacin (B3)?

  • Coenzyme in DNA replication and cell division
  • Coenzyme in carbohydrate metabolism and vitamin synthesis
  • Coenzyme in protein metabolism and fat storage
  • Coenzyme in energy metabolism and alcohol metabolism (correct)
  • Which deficiency is associated with Riboflavin (B-2)?

  • Ariboflavinosis (correct)
  • Scurvy
  • Rickets
  • Osteomalacia
  • What is the function of Biotin?

  • TCA cycle, gluconeogenesis, and fatty acid synthesis (correct)
  • Protein synthesis and muscle repair
  • Antioxidant production and immune system support
  • Hormone regulation and neurotransmitter synthesis
  • Where is Biotin primarily produced?

    <p>Bacterial synthesis in the colon</p> Signup and view all the answers

    What is the function of Pantothenic Acid (B5)?

    <p>Component of co-enzyme A</p> Signup and view all the answers

    Which condition is associated with Niacin (B-3) deficiency?

    <p>Dermatitis, diarrhea, dementia</p> Signup and view all the answers

    What is the primary function of Pantothenic Acid (B5)?

    <p>Component of co-enzyme A</p> Signup and view all the answers

    What is a potential consequence of B6 toxicity?

    <p>Nerve damage</p> Signup and view all the answers

    Which nutrient is primarily synthesized by bacterial synthesis in the colon?

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

    What is the main function of Riboflavin (B-2)?

    <p>Coenzyme in energy metabolism, beta oxidation, TCA cycle</p> Signup and view all the answers

    Study Notes

    Niacin (B3)

    • Functions in energy metabolism, aiding the conversion of carbohydrates, fats, and proteins into energy.
    • Plays a crucial role in DNA repair and the production of stress and sex hormones.

    Riboflavin (B2)

    • Deficiency is linked to a condition known as ariboflavinosis, which can cause sore throat, redness and swelling of the lining of the mouth and throat, cracks on the outsides of the lips (cheilosis), and cracks in the corner of the mouth (angular stomatitis).

    Biotin

    • Functions as a vital coenzyme in the metabolism of fats, carbohydrates, and proteins.
    • Essential for the synthesis of fatty acids and glucose, contributing to overall energy balance.

    Biotin Production

    • Primarily produced by gut bacteria in the colon, showcasing the importance of a healthy microbiome for nutrient synthesis.

    Pantothenic Acid (B5)

    • Functions in the synthesis of coenzyme A, a critical component in fatty acid metabolism and the Krebs cycle for energy production.
    • Aids in the production of red blood cells, steroid hormones, and neurotransmitters.

    Niacin Deficiency Condition

    • Associated with pellagra, characterized by symptoms such as dermatitis, diarrhea, and dementia.

    Primary Function of Pantothenic Acid (B5)

    • Essential for fatty acid synthesis and the metabolism of carbohydrates and proteins, vital for energy production.

    B6 Toxicity Consequence

    • Potential consequence includes sensory neuropathy, which results in nerve damage presenting as pain, numbness, or tingling in the extremities.

    Nutrient Synthesized by Bacterial Synthesis

    • Biotin is primarily synthesized by bacterial activity in the colon, highlighting the symbiotic relationship between gut microbiota and nutrient availability.

    Main Function of Riboflavin (B2)

    • Critical for energy production and cellular function, participating in the metabolism of fats, drugs, and steroids, and serving as a precursor for important coenzymes (FMN and FAD).

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    Description

    Test your knowledge of essential B vitamins with this quiz. Explore their functions, sources, and potential deficiencies, including thiamin B-1, riboflavin B-2, and niacin B3. Learn about their roles in metabolism and energy production, and understand the importance of including them in your diet.

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