Human Muscles and Organs Quiz

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Questions and Answers

What is the main function of the cardiac muscle?

  • To regulate body temperature by contracting and relaxing blood vessels
  • To attach muscles to bones
  • To digest food in the digestive organs
  • To contract and relax to pump blood throughout the body (correct)

What is the purpose of the smooth muscle in the blood vessels?

  • To maintain body heat by contracting the blood vessels (correct)
  • To pump blood throughout the body
  • To digest food in the digestive organs
  • To attach muscles to bones

What is the purpose of the muscles that make up important organs?

  • To contract and relax to pump blood throughout the body
  • To regulate body temperature by contracting and relaxing blood vessels
  • To provide structure and support for the organs (correct)
  • To attach muscles to bones

How do the blood vessels help regulate body temperature?

<p>By relaxing to increase blood flow and release excess heat (B)</p> Signup and view all the answers

What is the role of the muscles in the body?

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

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