Proteins: Composition and Functions
12 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which type of amino acids must be obtained from food because the body cannot produce them?

  • Essential amino acids (correct)
  • Simple amino acids
  • Conjugated amino acids
  • Nonessential amino acids

What elements are proteins composed of?

  • Nitrogen and oxygen
  • Hydrogen and oxygen
  • Carbon, hydrogen, oxygen, and nitrogen (correct)
  • Carbon and nitrogen

What is the function of proteins in the body?

  • Provide the necessary amino acids for growth and maintenance of body tissues (correct)
  • Only provide bile and urine
  • Support digestion and absorption
  • Provide energy for the body

What process breaks down proteins into amino acids in the body?

<p>Digestion by gastric juice (D)</p> Signup and view all the answers

Which classification of proteins is a combination of simple proteins with non-protein substances?

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

What are the building blocks of the body in the form of storage proteins?

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

Where does the absorption of amino acids mainly occur?

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

What is the primary source of protein according to the text?

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

What is recommended as the average protein intake for adults in terms of total energy intake?

<p>15-20% (D)</p> Signup and view all the answers

Why do many individuals choose to eliminate animal foods from their diets?

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

Which part of the small intestine is responsible for breaking down proteins into amino acids?

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

What is the energy content per gram provided by proteins?

<p>4 kcal (C)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser