Nutrition Pt-quiz 3

20 Questions | Attempts: 153
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  • 1/20 Questions

    What are proteins?

    • Lipids
    • Amino acids linked by peptide bonds
    • Micro-nutrients found in the earth
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Nutrition

Nutrition Quizzes & Trivia

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  • 2. 

    Both anaerobic and aerobic exercise affect protein requirements in different ways.

    • True

    • False

    Correct Answer
    A. True
  • 3. 

    What does NPU stand for?

    • No protein utilized

    • Net protein utilization

    • New protein utilization

    Correct Answer
    A. Net protein utilization
  • 4. 

    If carbohydrate or total energy intake is too low, the body has the ability to use amino acids(from dietary or body proteins) to provide energy?

    • True

    • False

    Correct Answer
    A. True
  • 5. 

    The brain and nervous system have a constant need for:

    • Fat

    • Glucose

    • Protein

    Correct Answer
    A. Glucose
  • 6. 

    As proteins enter the stomach for digestion, what acid uncoils or denatures the protein so that digestive enzymes can begin dismantling the peptide bonds?

    • Sodium Chloride (NaCl)

    • Citric Acid

    • Sodium Hydroxide (NaH2)

    • Hydrochloric acid (HCl)

    Correct Answer
    A. Hydrochloric acid (HCl)
  • 7. 

    Proteins cannot be used for potential energy by being stored as fat.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Once in the bloodstream, the amino acids have several fates: they can be used for protein synthesis, immediate energy, or potential energy (fat storage).

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  • 8. 

    Can protein be stored as fat?

    • True

    • False

    Correct Answer
    A. True
  • 9. 

    Can essential amino acids be manufactured by the body?

    • True

    • False

    Correct Answer
    A. False
  • 10. 

    Once the  HCl - hydrocholoric acid denatures the proteins what enzyme begins to cleave the proteins into smaller polypeptides and singular amino acids?

    • Sucrase

    • Lactase

    • Pepsin

    • Lipase

    Correct Answer
    A. Pepsin
  • 11. 

    PER stands for protein efficiency ration?

    • True

    • False

    Correct Answer
    A. True
  • 12. 

    In order for protein to be absorbed in the intestines, what organ besides the stomach aids in the breakdown of the amino acids into dipeptides, tripeptides, and singlular amino acids?

    • Pancreas

    • Lungs

    • Kidneys

    • Gallbladder

    Correct Answer
    A. Pancreas
  • 13. 

    Is ammonia, a toxic compound, converted to urea in the liver and excreted by the lungs?

    • True

    • False

    Correct Answer
    A. False
    Explanation
    Urea is excreted by the kidneys.

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  • 14. 

    The free form amino acids once in the bloodstream are released from the intestines to which organ through the blood supply?

    • Liver

    • Heart

    • Kidney

    Correct Answer
    A. Liver
  • 15. 

    What is the name of the single celled epithelial cells found in the intestines?

    • Melanocytes

    • Enterocytes

    • Adiposecytes

    Correct Answer
    A. Enterocytes
  • 16. 

    Will consuming specially prepared high-BV proteins allow an individual who is already consuming adequate protein build muscle to a greater degree and more quickly?

    • True

    • False

    Correct Answer
    A. False
  • 17. 

    Proteins are broken down into amino acids for the body to absorb. List three things the body uses protein or amino acids for.

    • Energy

    • Tissue replacement

    • Rest

    • Muscle reduction

    • Fat loss

    • Tissue addition

    Correct Answer(s)
    A. Energy
    A. Tissue replacement
    A. Tissue addition
  • 18. 

    Once the amino acids are deaminated (or stripped of the amine group) the remaining carbon skeleton is used for the production of?

    • Sucrose

    • Glucose

    • Glucose and ketones

    • Amino acids

    • Carbohydrates and fat

    Correct Answer
    A. Glucose and ketones
  • 19. 

    The non-essential amino acids can be manufactured by the body using what?

    • Dietary nitrogen, carbohydrates and fat

    • Carbohydrates, fat, and proteins

    • Trace minerals

    • Vitamins and minerals

    Correct Answer
    A. Dietary nitrogen, carbohydrates and fat
  • 20. 

    There are eight essential amino acids that must be obtained from the food supply or some other exogenous source. Select four

    • Aspartic acid

    • Tryptophan

    • Leucine

    • Methionine

    • Alanine

    • Valine

    • Arginine

    • Glutamine

    Correct Answer(s)
    A. Tryptophan
    A. Leucine
    A. Methionine
    A. Valine
    Explanation
    The other four essential amino acids are: Isoleucine, lysine, phenylalanine, and threonine

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Quiz Review Timeline (Updated): Mar 20, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 20, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • Dec 15, 2010
    Quiz Created by
    HeatherOta
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