Cellular Stress And Homeostasis/Stress Adaptation

15 Questions | Total Attempts: 165

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Homeostasis Quizzes & Trivia

This is a quiz that I made to help you guys review this material. Happy studying! :) -Gretchen


Questions and Answers
  • 1. 
    You are providing wound care to a 78 year old male with history of blood clots and diabetes mellitus. He has a wound on his foot that is dry, black, wrinkling, and is clearly separated from the healthy skin. What do you think is going on with this patient?
    • A. 

      The patient's skin cells on his foot are undergoing apoptosis to replace those cells with new cells so that is his skin will look younger and healthier.

    • B. 

      The patient is exhibiting dry gangrene due to a decrease in arterial blood flow.

    • C. 

      The patient has wet gangrene due to an infection.

    • D. 

      The patient has a pressure ulcer.

  • 2. 
    Select all that apply. Which of the following are physical causes of cellular injury?
    • A. 

      Fractures

    • B. 

      Alcohol

    • C. 

      Burns

    • D. 

      Lead

    • E. 

      Hypothermia

  • 3. 
    What is the difference between necrosis and apoptosis?
    • A. 

      Necrosis is untimely death of the cells. Apoptosis is death of cells that occurs naturally.

    • B. 

      There is so difference-- necrosis and apoptosis both are cellular death.

    • C. 

      Apoptosis is the untimely death of cells. Necrosis is death of cells that occurs naturally.

  • 4. 
    Select all that apply. Which of the following describe dystrophic calcification?
    • A. 

      Occurs in normal tissues but inappropriate sites

    • B. 

      Occurs in injured, dead, or dying tissues

    • C. 

      Due to injury or inflammation

    • D. 

      Can cause organ dysfunction

    • E. 

      Usually due to increased calcium levels

  • 5. 
    What are 3 physiologic changes that occur due to long term stress?
    • A. 

      Adrenal atrophy, thymic atrophy, and gastic ulcers

    • B. 

      Adrenal enlargement, thymic enlargement, and gastric ulcers

    • C. 

      Adrenal enlargement, thymic atrophy, and diaherrea

    • D. 

      Adrenal enlargement, thymic atrophy, and gastric ulcers

  • 6. 
    Select all that apply. What effects does long term stress have on the nervous system?
    • A. 

      Impaired thinking and memory

    • B. 

      Improved concentration

    • C. 

      Anxiety and depression

  • 7. 
    Which of the following does not correlate with PTSD?
    • A. 

      Intrusion/flashbacks

    • B. 

      Avoidance

    • C. 

      Irritability

    • D. 

      Increased cortisol levels

  • 8. 
    Describe the three phases of the general adaptation syndrome.
  • 9. 
    You have a patient that was admitted this morning with a 101 degrees farenheit temp.Lab work has been drawn and it shows that your patient has a shift to the left. What does "a shift to the left" mean?
    • A. 

      There are high levels of immature neutrophils indicating that the body is trying to fight an infection by sending out neutrophils before they are mature enough.

    • B. 

      There are high levels of neutrophils that help the person deal with stress.

    • C. 

      There is a low level of neutrophils indicated the the person has an immunodeficiency.

    • D. 

      There are low levels of immature netrophils which means the body is fighting off the infection successfully.

  • 10. 
    Select all that apply. What is the purpose of the coagulation cascade?
    • A. 

      Prevent the spread of infection

    • B. 

      Signal more WBCs to come to the sight of infection

    • C. 

      Stop any bleeding

    • D. 

      Increase vascular permeability

  • 11. 
    True or false. An eosinophil is a phagocyte that is involved in allergic reactions.
    • A. 

      True

    • B. 

      False

  • 12. 
    Why it is necessary to have increased vascular permeability during inflammation?
    • A. 

      To allow any bacterial cells to escape the blood vessels

    • B. 

      To bring phagocytic cells and antibodies to the area of inflammation

    • C. 

      To cause pain for the person so they will be alerted of an inflammatory process occurring in their body