Absorption enzyme
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Questions and Answers

What are the by-products produced by excessive amounts of certain carbohydrates?

  • Acids and gas (correct)
  • Proteins and lipids
  • Water and oxygen
  • Vitamins and minerals

    • What is the most abundant indigestible carbohydrate in our food?

  • Fat
  • Starch
  • Fiber (correct)
  • Sugars

    • What type of carbohydrates include monosaccharides and disaccharides?

  • Simple carbohydrates (correct)
  • Indigestible carbohydrates
  • Complex carbohydrates
  • Refined carbohydrates

    • What is resistant starch?

    <p>Starch that escapes digestion in the small intestine</p> Signup and view all the answers

    Which of the following is NOT a source of unrefined carbohydrates?

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

    What happens in lactose intolerance?

    <p>Lactase levels are reduced</p> Signup and view all the answers

    What carbohydrate source provides 4 calories per gram?

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

    To be absorbed from the digestive tract, carbohydrates must be digested into what?

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

    What type of carbohydrates must be broken down into monosaccharides to be absorbed into the body?

    <p>Both simple and complex carbohydrates</p> Signup and view all the answers

    Which component of wheat is primarily used to make white flour?

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

    Which of the following is a monosaccharide found in fruits?

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

    What type of sugar is lactose classified as?

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

    Which sugar is known as common table sugar?

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

    What is the primary purpose of milling wheat?

    <p>To separate the components of the grain</p> Signup and view all the answers

    Which of the following correctly describes polysaccharides?

    <p>Many sugar molecules linked together</p> Signup and view all the answers

    Which molecule is formed when two glucose molecules link together?

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

    What is the primary function of glucose in the body?

    <p>Act as a fuel for the brain and nerves</p> Signup and view all the answers

    When glucose is split for energy, what is the initial result?

    <p>Release of some energy</p> Signup and view all the answers

    What is one of the roles of sugars in food preparation?

    <p>To create a smooth texture</p> Signup and view all the answers

    What happens to sugars when exposed to heat?

    <p>They undergo browning reactions</p> Signup and view all the answers

    How do fibers contribute to digestive health?

    <p>By adding bulk and viscosity to foods</p> Signup and view all the answers

    What is one way sugars are converted in the body?

    <p>Into other food compounds</p> Signup and view all the answers

    What is the role of starch in gel formation?

    <p>To trap water and form gels</p> Signup and view all the answers

    What does glucose primarily fuel in the body?

    <p>The activity of red blood cells</p> Signup and view all the answers

    What is a major consequence of untreated diabetes?

    <p>Increased risk of amputations</p> Signup and view all the answers

    What are the common forms of diabetes?

    <p>Type 1 and Type 2</p> Signup and view all the answers

    What is prediabetes characterized by?

    <p>Fasting blood glucose levels slightly higher than normal</p> Signup and view all the answers

    Which professional can help manage diabetes?

    <p>Registered Dietitian Nutritionist</p> Signup and view all the answers

    What term describes the chronic condition of elevated blood glucose?

    <p>Diabetes Mellitus</p> Signup and view all the answers

    Which of the following costs are associated with diabetes?

    <p>Lost work and disability costs</p> Signup and view all the answers

    What significant risk does chronic elevated blood glucose pose?

    <p>Altered metabolism in virtually every cell</p> Signup and view all the answers

    What is a potential outcome of permanent damage from diabetes?

    <p>Kidney failure</p> Signup and view all the answers

    What is resistant starch considered to be?

    <p>A kind of fiber</p> Signup and view all the answers

    Which of the following foods contains resistant starch?

    <p>Cooked dried beans</p> Signup and view all the answers

    How does starch need to be processed to obtain glucose from food?

    <p>It must be broken down into monosaccharides</p> Signup and view all the answers

    What is the primary role of digestive enzymes in the small intestine?

    <p>To split disaccharides into monosaccharides</p> Signup and view all the answers

    Which disaccharide is mentioned as needing to be split once before absorption?

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

    What happens to resistant starch in the digestive system?

    <p>Most remains intact and ferments in the colon</p> Signup and view all the answers

    Which carbohydrate requires the most extensive breakdown?

    <p>Resistant starch</p> Signup and view all the answers

    What role does the salivary enzyme play in digestion?

    <p>It acts on starch while it is still in the stomach</p> Signup and view all the answers

    What is the recommended percentage of calories that should come from carbohydrates for a healthy diet?

    <p>45 to 65 percent</p> Signup and view all the answers

    Which type of carbohydrates is considered the best source?

    <p>Complex carbohydrates from unrefined sources</p> Signup and view all the answers

    What hormone triggers the breakdown of liver glycogen for glucose release during emergencies?

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

    What role do snacks play in maintaining blood glucose levels?

    <p>Snacks stabilize blood glucose levels by providing energy.</p> Signup and view all the answers

    What happens to most excess glucose under normal conditions?

    <p>It is stored as glycogen or used for fuel.</p> Signup and view all the answers

    How does the glycemic index (GI) categorize foods?

    <p>By their effect on blood glucose levels</p> Signup and view all the answers

    What effect does soluble fiber have on glucose digestion?

    <p>It slows down digestion, leading to a steady glucose release.</p> Signup and view all the answers

    What is NOT a recommended source of carbohydrates?

    <p>Sugary snacks and drinks</p> Signup and view all the answers

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