Human Systems And Homeostasis

17 Questions | Total Attempts: 342

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Homeostasis Quizzes & Trivia

Questions and Answers
  • 1. 
    1. In negative feedback system, an organ or tissue that corrects a change is called        
    • A. 

      A: a sensor

    • B. 

      B. a stimulus

    • C. 

      C. an effector

    • D. 

      A coordinating centre

  • 2. 
    Which of the following statements if false
    • A. 

      A. a sensor B. a stimulus C. an effector D. a coordinating centre homeostatic mechanisms must allow the body to protect agains pathogens

    • B. 

      Homeostatic mechanisms must allow the body to make repairs when injured

    • C. 

      Negative feedback usually results in disorders and eventual death

    • D. 

      All of the above

  • 3. 
    ______ are the cells, tissues, or organs that receive the final response
    • A. 

      Effectors

    • B. 

      Senders

    • C. 

      Receptors

    • D. 

      Control center

  • 4. 
    ______ feedback is the response of the system goes in the same direction as the change that initiated it to enhance the change.
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Positive and negative

    • D. 

      All the above

  • 5. 
    _________ feedback regulates by changing the oppositedirection of the change that is set in motion, or restores a change
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Positive and Negative

    • D. 

      All the above

  • 6. 
    ._______ is body temperature below the set point, and _______ is body temperature above the set point.
    • A. 

      Hyperthermia, Hypothermia

    • B. 

      Hypothermia, hyperthermia

    • C. 

      Temperature

  • 7. 
    System defends the body against pathogens and abnormal cells
    • A. 

      Lymphatic

    • B. 

      Endocrine

    • C. 

      Digestive

    • D. 

      Respiratory

  • 8. 
      _______ system breaks down food and absorbs it into the body.
    • A. 

      Cardiovascular

    • B. 

      Digestive

    • C. 

      Urinary

    • D. 

      Reproductive

  • 9. 
    _______ system transports molecules throughout body in the bloodstream
    • A. 

      Respiratory

    • B. 

      Cardiovascular

    • C. 

      Digestive

    • D. 

      Lymaphatic

  • 10. 
    ____ system protect body from the external environment
    • A. 

      Integumentary

    • B. 

      Digestive

    • C. 

      Reproductive

    • D. 

      Urinary

  • 11. 
    ________ system provides communication through hormones in the bloodstream.
    • A. 

      Cardiovascular

    • B. 

      Endocrine

    • C. 

      Lymphatic

    • D. 

      Intequmentary

  • 12. 
    _____ are two or more different tissues combined.
    • A. 

      Complex tissues

    • B. 

      Organ

    • C. 

      Systems

    • D. 

      Cells

  • 13. 
    The focus of anatomy is
    • A. 

      Function

    • B. 

      Structure

    • C. 

      Function and structure

    • D. 

      None of the above

  • 14. 
    The focus of physiology is
    • A. 

      Function

    • B. 

      Structure

    • C. 

      Both of the above

    • D. 

      None

  • 15. 
    1. Negative Feedback maintains homeostasis. The ______________ senses a disturbance in homeostasis. Then the signal is sent to the _______________, which sends a message to the ____________ that will make the change and return the body back to its set point.  
  • 16. 
    Homeostasis can be defined as the existence and maintenance of a relatively constant enviroment within the body.
    • A. 

      True

    • B. 

      False

  • 17. 
    Negative feedback involves a constant back and forth in reactions to go in a straight line overall.
    • A. 

      True

    • B. 

      False