Cellular Stress And Homeostasis/Stress Adaptation
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This is a quiz that I made to help you guys review this material. Happy studying! :) -Gretchen
- 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
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