Chemical Coordination and Integration Chapter 22 Quiz
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Questions and Answers

How do endocrine glands regulate physiological functions in the body?

  • By coordinating with the neural system to provide rapid responses.
  • By secreting hormones directly into the bloodstream to reach target organs. (correct)
  • By releasing hormones into ducts for external secretion.
  • By directly innervating all cells of the body.

    • What is the main difference between endocrine glands and exocrine glands?

  • Endocrine glands innervate all cells of the body while exocrine glands do not.
  • Exocrine glands have hormones while endocrine glands have enzymes.
  • Endocrine glands lack ducts while exocrine glands have ducts. (correct)
  • Exocrine glands regulate cellular functions while endocrine glands coordinate organs.

    • In what way do the neural system and endocrine system work together to regulate physiological functions?

  • The neural system innervates all cells of the body.
  • The two systems jointly coordinate and regulate functions in the body. (correct)
  • The endocrine system provides rapid coordination among organs.
  • The neural system releases hormones into the bloodstream.

    • Why is a special kind of coordination and integration needed in addition to neural coordination?

    <p>Because cellular functions are continuously regulated and need specific coordination.</p> Signup and view all the answers

    Why are endocrine glands referred to as ductless glands?

    <p>Because they lack ducts and release hormones directly into the bloodstream.</p> Signup and view all the answers

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