6.1 Hormones & Negative Feedback

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6.1 Hormones & Negative Feedback - Quiz

Anatomy & Physiology Unit 6 Endocrine System 6. 1 - I CAN explain how the endocrine system regulates hormones through negative feedback.


Questions and Answers
  • 1. 
    The main purpose of the endocrine system is to:
    • A. 

      Help fight diseases

    • B. 

      Regulate body function through hormones

    • C. 

      Control blood pressure levels

    • D. 

      Sense and respond to stimuli

  • 2. 
    When a hormone's levels are too high, negative feedback causes:
    • A. 

      The glands to stop producing the hormone

    • B. 

      The glands to produce more of the hormone

    • C. 

      The endocrine system to create more glands to produce the hormone

    • D. 

      The entire endocrine system to shut down

  • 3. 
    A person's adrenaline levels are too high and he feels stressed out. What will help calm him down?
    • A. 

      Negative feedback will cause his glands to stop producing adrenaline.

    • B. 

      Negative feedback will cause his body to break down the glands that produce adrenaline.

    • C. 

      The endocrine system will send a message through his nerves to his brain to tell him to calm down.

    • D. 

      All other answers are correct

  • 4. 
    Glands are best defined as:
    • A. 

      Hormones that travel through the bloodstream

    • B. 

      Organs that produce hormones

    • C. 

      Cells that receive hormones

    • D. 

      Messages that travel through nerves

  • 5. 
    Hormones are best defined as:
    • A. 

      Chemical messages that regulate body function

    • B. 

      Cells that release chemical messages

    • C. 

      Structures on the surface of target cells that receive messages

    • D. 

      Blood vessels that contain chemical messages

  • 6. 
    Negative feedback occurs when:
    • A. 

      Hormone levels are too high, so glands stop producing hormones

    • B. 

      Hormone levels are too low, so glands produce more hormones

    • C. 

      BOTH other answers are correct

  • 7. 
    A person's blood sugar is too high because they don't have enough of the hormone INSULIN. What will the endocrine system do in response?
    • A. 

      Negative feedback will cause the glands to produce MORE insulin

    • B. 

      Negative feedback will cause the glands to STOP producing insulin

    • C. 

      Positive feedback will cause the glands to produce MORE insulin

    • D. 

      The nerves will send a message to the target cells.

  • 8. 
    The endocrine system works when _______________ secrete ______________ into the bloodstream.
    • A. 

      Hormones; glands

    • B. 

      Glands; hormones

    • C. 

      Glands; receptors

    • D. 

      Hormones; receptors

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