Introduction to Human Anatomy and Physiology: Structural Organization
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Questions and Answers

How does dietary fiber, a type of carbohydrate found in fruits and vegetables, contribute to digestive health?

  • It causes digestive issues
  • It promotes bowel irregularity
  • It depletes energy levels
  • It supports a healthy digestive system (correct)
  • What role do complex carbohydrates, such as whole grains, play in relation to blood sugar levels?

  • They help stabilize blood glucose (correct)
  • They have no impact on blood glucose levels
  • They cause energy crashes
  • They increase blood sugar levels rapidly
  • What is the primary component of macromolecules like proteins, lipids, nucleic acids, and carbohydrates?

  • Hydrogen
  • Carbon (correct)
  • Oxygen
  • Nitrogen
  • How does the molecular structure of carbon allow it to behave?

    <p>It can bond in many different ways and with many different elements</p> Signup and view all the answers

    What does the carbon cycle demonstrate?

    <p>How carbon is present in living and non-living parts of the environment</p> Signup and view all the answers

    What is the smallest independently functioning unit of a living organism?

    <p>Cells</p> Signup and view all the answers

    What is the group of organs that work together to perform major functions or meet physiological needs of the body called?

    <p>Organ system</p> Signup and view all the answers

    Which of the following is an anatomically distinct structure composed of two or more tissue types?

    <p>Organ</p> Signup and view all the answers

    Which is the smallest unit of any of the pure substances (elements) that make up matter?

    <p>Atom</p> Signup and view all the answers

    What are the chemical building blocks of all body structures?

    <p>Molecules</p> Signup and view all the answers

    Which element is considered the most important to living things due to its ability to form many different kinds of bonds and essential compounds?

    <p>Carbon</p> Signup and view all the answers

    What are the elements found in carbohydrates?

    <p>Carbon, Hydrogen, Nitrogen</p> Signup and view all the answers

    Which type of sugar is the simplest form of carbohydrates?

    <p>Monosaccharide</p> Signup and view all the answers

    Where do animal cells store complex sugars?

    <p>Glycogen</p> Signup and view all the answers

    What is the primary function of carbohydrates in the body?

    <p>Provide energy for brain function</p> Signup and view all the answers

    How is energy from carbohydrates stored in the body?

    <p>As Glycogen in the liver and muscles</p> Signup and view all the answers

    Which nutrient is essential for muscle contractions during physical activities?

    <p>Carbohydrates</p> Signup and view all the answers

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