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Questions and Answers

Which of the following is NOT a main nutrient?

  • Carbohydrates
  • Proteins
  • Water (correct)
  • Fats

Which nutrient is the primary source of energy and is important in fat storage and metabolism?

  • Carbohydrates (correct)
  • Proteins
  • Vitamins
  • Fats

Which monosaccharide is the most efficient energy source for the body and is the main fuel for the brain?

  • Glucose (correct)
  • Sucrose
  • Fructose
  • Galactose

Which disaccharide is hydrolyzed into glucose and fructose?

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

Which lipoprotein carries cholesterol from the liver to the rest of the body?

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

Which lipoprotein transfers cholesterol back to the liver from the bloodstream?

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

Which type of fat is formed when hydrogen is added to vegetable oil during processing?

<p>Trans fatty acids (A)</p> Signup and view all the answers

Which type of vitamins can build up to toxic levels in the body?

<p>Fat soluble vitamins (A)</p> Signup and view all the answers

Which of the following is true about essential amino acids?

<p>They must be obtained from the diet (A)</p> Signup and view all the answers

Which of the following is a function of lipids?

<p>All of the above (D)</p> Signup and view all the answers

Which type of fatty acid increases serum cholesterol and LDL levels?

<p>Saturated fatty acids (D)</p> Signup and view all the answers

Where is cholesterol synthesized in the body?

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

Which vitamin is responsible for the synthesis of RNA and DNA?

<p>Vitamin B9 (B)</p> Signup and view all the answers

Which mineral is the most abundant in the body and is responsible for muscle contraction and relaxation, nerve transmission, and blood clotting?

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

Which mineral is the second most abundant in the body and is involved in the formation of bones and teeth, acid-base balance, and energy metabolism?

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

Which vitamin is responsible for RBC formation, neurologic function, and DNA synthesis?

<p>Vitamin B12 (A)</p> Signup and view all the answers

Which of the following is a water-soluble vitamin that acts as a coenzyme and is required for carbohydrates, fats, and protein metabolism?

<p>Vitamin B2 (C)</p> Signup and view all the answers

Which vitamin is important for the production of collagen, wound healing, and iron absorption?

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

Which vitamin deficiency can cause symptoms such as diarrhea, fatigue, depression, and delayed wound healing?

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

Which vitamin is sensitive to light and can cause angular cheilitis, glossitis, and dermatitis when deficient?

<p>Vitamin B2 (A)</p> Signup and view all the answers

Which of the following is a function of potassium in the body?

<p>Metabolizes carbohydrates and proteins (D)</p> Signup and view all the answers

Which food source is NOT a good source of iron?

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

What is a symptom of hyperkalemia?

<p>Impaired renal excretion (D)</p> Signup and view all the answers

What is a symptom of hypokalemia?

<p>Muscle weakness in legs (B)</p> Signup and view all the answers

Which of the following is NOT a function of iron in the body?

<p>Removes lipids from blood (B)</p> Signup and view all the answers

What is a symptom of iron deficiency anemia?

<p>Pallor of the lips and oral mucosa (A)</p> Signup and view all the answers

Which of the following is true about starch?

<p>Starch is a complex carbohydrate found in rice, wheat, and legumes. (D)</p> Signup and view all the answers

Which of the following is true about glycogen?

<p>Glycogen is an energy storage in animals and is stored in muscles and liver. (B)</p> Signup and view all the answers

What is the main function of dietary fibers?

<p>Dietary fibers aid in peristalsis and the elimination of water. (A)</p> Signup and view all the answers

What is the main function of sugar alcohols?

<p>Sugar alcohols help raise pH in the oral cavity and reduce the number of cariogenic bacteria. (D)</p> Signup and view all the answers

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