Practice Quiz

CCRN Nursing Exam Prep - Adult Critical Care - Question List

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26.

In Type IV hypersensitivity reaction, which of the following occurs?

  1. It is mediated by B cells
  2. It is an immediate response
  3. It involves the binding of class II MHC to a TCR
  4. An example of this reaction is seen with hemolytic anemia
  5. None of the above
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27.
What surgical instrument is used to hold the upper and lower eyelids apart?
  1. Lid speculum
  2. Scalpel
  3. Forceps
  4. Hemostat
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28. You are caring for a patient with a severe burn. The patient is scheduled to go to surgery for an autograft of the lower extremity. What should you include in the postoperative plan of care for this patient?
  1. Keep the surgical extremity flat.
  2. Keep a blanket over the extremity.
  3. Place the patient in prone position.
  4. Immobilize and elevate the extremity.
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29. Your patient is in cardiogenic shock and has had an intraaortic balloon pump placed through the left femoral artery. On assessment you note that the left foot is cool and mottled and the pedal pulse weak. What is the priority for this patient?
  1. Document the data because it is expected.
  2. Reevaluate in an hour.
  3. Increase the rate on the nitroglycerin drip.
  4. Notify the physician.
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30. You are preparing to give a patient a transfusion. The patient states that in previous transfusions he has always developed a rash. What medication do you suspect the physician will order prior to the transfusion?
  1. Diphenhydramine (Benadryl)
  2. Acetylsalicylic acid (ASA, aspirin)
  3. Acetaminophen (Tylenol)
  4. Ibuprofen (Motrin)
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