Monosaccharides in Foods and Blood

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Questions and Answers

Which monosaccharide is considered to be the building block of most longer carbohydrates like starch and fiber?

  • Glucose (correct)
  • Fructose
  • Galactose
  • Sucrose

Among the three most common dietary disaccharides, which one is often called milk sugar?

  • Galactose
  • Lactose (correct)
  • Sucrose
  • Maltose

What is the main monosaccharide that is significantly sweeter than glucose and often referred to as fruit sugar?

  • Maltose
  • Glucose
  • Galactose
  • Fructose (correct)

Which monosaccharide is the most common in the diet and is used interchangeably with the term 'blood sugar'?

<p>Glucose (B)</p> Signup and view all the answers

What is the main function of glucose in the body?

<p>To fuel the needs of body cells (A)</p> Signup and view all the answers

Which monosaccharide is similar in sweetness to glucose and commonly found in milk?

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

Which type of sugar must be listed separately on the ingredients list according to the new Canadian food labelling requirements?

<p>Sucrose (B)</p> Signup and view all the answers

Why are fructooligosaccharides (FOSs) and galactooligosaccharides (GOSs) considered fibers in the diet?

<p>They cannot be broken down by enzymes in the small intestine (B)</p> Signup and view all the answers

What is the main difference between monosaccharides and oligosaccharides?

<p>Monosaccharides have simpler molecular structures with fewer sugar units (D)</p> Signup and view all the answers

What role do fructooligosaccharides (FOSs) and galactooligosaccharides (GOSs) play in the gut?

<p>They are used by bacteria in the large intestine for fermentation (C)</p> Signup and view all the answers

What defines a polysaccharide?

<p>It is composed of monosaccharides in chains longer than 10 units. (A)</p> Signup and view all the answers

Why does the human body lack enzymes to break down dietary fiber?

<p>Human enzymes cannot digest the complex molecular structure of fiber. (C)</p> Signup and view all the answers

Which type of carbohydrate is made up of a long chain of glucose molecules but cannot be digested by humans?

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

Which type of carbohydrate contains two sugar units in its structure?

<p>Disaccharides (B)</p> Signup and view all the answers

Which type of carbohydrate is found naturally in food and is considered a healthy source of carbohydrates?

<p>Whole foods and plants (D)</p> Signup and view all the answers

Which type of carbohydrate is associated with a higher risk of CVD, dental caries, diabetes, and obesity?

<p>Added sugars and refined carbohydrates (A)</p> Signup and view all the answers

Which type of carbohydrate should be consumed in the largest quantity for optimal health outcomes?

<p>Whole foods and plants (C)</p> Signup and view all the answers

Which type of carbohydrate contains only one sugar unit in its structure?

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

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Chapter 5 - Carbohydrates.docx

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