Nutrition and Dietetics Unit 1: Basic Concepts of Nutrition
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Questions and Answers

What is the role of cellulose in the digestive system?

  • It aids in the movement of food through the G.I tract (correct)
  • It helps in the absorption of waste from the large intestine
  • It helps in the digestion of proteins
  • It increases the level of glucose in the blood

What is the effect of hyperglycemia on the human body?

  • It improves the functioning of the brain
  • It has no effect on the body
  • It increases the functioning of the kidney
  • It affects the normal functioning of the kidney and brain (correct)

Why should carbohydrates be restricted in the diet of diabetes mellitus patients?

  • To improve the functioning of the kidney
  • To increase the functioning of the brain
  • To decrease the blood glucose level (correct)
  • To increase the energy requirements

What is the purpose of non-carbohydrate sweeteners?

<p>To satisfy the sweet craving of humans (B)</p> Signup and view all the answers

What is the primary source of energy for the human body?

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

What is the name of the metabolic disorder characterized by an increased level of glucose in the blood?

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

What is the primary function of food in the body?

<p>To provide necessary materials for growth and replacement (C)</p> Signup and view all the answers

What is the study of nutrients and their relationship with food and living beings?

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

What are the five classes of basic components or nutrients?

<p>Carbohydrates, Fats, Proteins, Vitamins, Minerals and trace elements (B)</p> Signup and view all the answers

What percentage of daily calorie requirements do Carbohydrates provide?

<p>70% (C)</p> Signup and view all the answers

What term is used to describe an insufficient total intake of nutrients?

<p>Under-nutrition (A)</p> Signup and view all the answers

What is the term for the food that a person normally takes every day?

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

What characterizes a protein with 100% biological value?

<p>It is completely digested and absorbed, and replaces nitrogen lost in the urine (D)</p> Signup and view all the answers

Which type of proteins generally have higher biological value?

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

What is the effect of combining two vegetable proteins with low biological values, such as corn and beans?

<p>The mixture has a good biological value, but not 100% (B)</p> Signup and view all the answers

Why does eating beans for breakfast and corn for lunch not provide a complete protein?

<p>Because amino acids cannot be stored in the body (B)</p> Signup and view all the answers

Which of the following protein sources has a biological value near 100%?

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

How can the biological value of vegetable proteins be improved?

<p>By taking them along with animal proteins (C)</p> Signup and view all the answers

What is the sweetness of saccharin compared to table sugar?

<p>400 times sweeter (A)</p> Signup and view all the answers

Why is sodium cyclamate banned from prepared foods?

<p>It is a carcinogenic agent (C)</p> Signup and view all the answers

What is aspartame made up of?

<p>A dipeptide of two amino acids that normally occur in protein (D)</p> Signup and view all the answers

Why can't monellin be used in prepared foods?

<p>It loses its sweetness on heating or denaturation (C)</p> Signup and view all the answers

What is the sweetness of monellin compared to table sugar?

<p>2100 times sweeter (D)</p> Signup and view all the answers

What is saccharin used in?

<p>Milk powder for lactose intolerant children (B)</p> Signup and view all the answers

What is the recommended proportion of animal proteins in the diet?

<p>1/3 to 1/2 (D)</p> Signup and view all the answers

What is the origin of the term 'succotash'?

<p>A Native American word (A)</p> Signup and view all the answers

What is the primary function of protein sparing action?

<p>To spare proteins for anabolic purposes (C)</p> Signup and view all the answers

What is the definition of a balanced diet?

<p>A diet that contains all nutrients in proper proportion (B)</p> Signup and view all the answers

What is the result of protein sparing action on muscle tissue?

<p>It conserves muscle tissue (B)</p> Signup and view all the answers

What is the primary purpose of carbohydrates and fats in protein sparing action?

<p>To provide energy for the body (C)</p> Signup and view all the answers

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