Energy Production & Proteins Quiz

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Questions and Answers

Ammonia is toxic to which type of cells?

  • Body cells (correct)
  • Muscle cells
  • Bone cells
  • Skin cells

What is deamination?

  • The filtration of urea by the kidneys
  • The breakdown of urea in the liver
  • The removal of an amino group from an amino acid or other compound (correct)
  • The addition of an amino group to an amino acid or other compound

Which organ combines ammonia with carbon dioxide to form urea?

  • Liver (correct)
  • Kidneys
  • Lungs
  • Heart

Is urea harmful to the body?

<p>No, urea is not harmful (C)</p> Signup and view all the answers

What happens to urea after it is formed?

<p>It is filtered by the kidneys and joins with urine (A)</p> Signup and view all the answers

What happens to the portions of the resulting substance after deamination?

<p>They enter the Kreb cycle to produce energy, carbon dioxide, and water (A)</p> Signup and view all the answers

What is the main function of the Kreb cycle?

<p>To produce energy (D)</p> Signup and view all the answers

What is the role of the kidneys in the process of ammonia elimination?

<p>To filter urea and join it with urine (B)</p> Signup and view all the answers

Which process involves breaking down fats into glycerol and fatty acid chains?

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

What is the result of excessive production of ketones during fat metabolism?

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

Which macronutrient is primarily used for energy production during fat metabolism?

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

What is the purpose of deamination in protein metabolism?

<p>To remove nitrogen group from amino acids (B)</p> Signup and view all the answers

Why are essential amino acids important for the body?

<p>They are used to build cellular structures (C)</p> Signup and view all the answers

What is the main function of the Kreb Cycle in energy production?

<p>To convert acetyl-CoA into ATP (A)</p> Signup and view all the answers

What is the role of the liver in fat metabolism?

<p>To break down lipids with hydrolysis (C)</p> Signup and view all the answers

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