Carbohydrates Classification
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Questions and Answers

What is the term for carbohydrates composed of 3-10 sugar molecules bonded together?

  • Disaccharides
  • Monosaccharides
  • Oligosaccharides (correct)
  • Polysaccharides
  • What is the primary function of carbohydrates in the human body?

  • To aid in the digestion and absorption of nutrients
  • To regulate blood sugar levels
  • To provide structure to cell walls
  • To serve as a primary source of energy (correct)
  • Which of the following is an example of a refined carbohydrate source?

  • Whole grain bread
  • Lentils
  • White sugar (correct)
  • Fresh fruit
  • What is the importance of fiber in the diet?

    <p>To promote healthy gut bacteria and bowel function</p> Signup and view all the answers

    What is the term for a carbohydrate composed of a single sugar molecule?

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

    Study Notes

    Classification of Carbohydrates

    • Simple Carbohydrates (Sugars)
      • Monosaccharides: single sugar molecules
        • Examples: glucose, fructose, galactose
      • Disaccharides: two sugar molecules bonded together
        • Examples: sucrose (table sugar), lactose (milk sugar), maltose
    • Complex Carbohydrates (Polysaccharides)
      • Oligosaccharides: 3-10 sugar molecules bonded together
        • Examples: raffinose, stachyose
      • Polysaccharides: 10 or more sugar molecules bonded together
        • Examples: starch, glycogen, cellulose, chitin

    Functions of Carbohydrates

    • Energy Source: primary source of energy for the body
    • Structural Role: component of cell walls, exoskeletons, and other structures
    • Fiber: non-digestible carbohydrates that aid in digestion and satiety

    Sources of Carbohydrates

    • Plant-based: fruits, vegetables, grains, legumes
    • Animal-based: milk, honey, lactose-containing products
    • Refined: sugar, white bread, pasta, sweetened beverages

    Importance of Carbohydrates

    • Brain Function: primary source of energy for the brain
    • Physical Performance: essential for energy production during exercise
    • Digestive Health: fiber helps maintain healthy gut bacteria and bowel function

    Classification of Carbohydrates

    • Monosaccharides are single sugar molecules, examples include glucose, fructose, and galactose.
    • Disaccharides are two sugar molecules bonded together, examples include sucrose (table sugar), lactose (milk sugar), and maltose.
    • Oligosaccharides are 3-10 sugar molecules bonded together, examples include raffinose and stachyose.
    • Polysaccharides are 10 or more sugar molecules bonded together, examples include starch, glycogen, cellulose, and chitin.

    Functions of Carbohydrates

    • Carbohydrates serve as the primary source of energy for the body.
    • They play a structural role as a component of cell walls, exoskeletons, and other structures.
    • Fiber, a type of carbohydrate, aids in digestion and satiety.

    Sources of Carbohydrates

    • Plant-based sources include fruits, vegetables, grains, and legumes.
    • Animal-based sources include milk, honey, and lactose-containing products.
    • Refined sources include sugar, white bread, pasta, and sweetened beverages.

    Importance of Carbohydrates

    • Carbohydrates are the primary source of energy for the brain.
    • They are essential for energy production during exercise and physical performance.
    • Fiber helps maintain healthy gut bacteria and bowel function, promoting digestive health.

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    Description

    This quiz tests your knowledge of carbohydrates, including simple sugars, complex polysaccharides, and their examples. Learn about monosaccharides, disaccharides, oligosaccharides, and polysaccharides.

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