Practice Quiz

CEN Practice Exam (Certified Emergency Nurse) - Question List

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106. You are caring for a patient with chronic obstructive pulmonary disease (COPD). This patient would be most likely to develop which acid-base imbalance?
  1. Respiratory acidosis
  2. Respiratory alkalosis
  3. Metabolic acidosis
  4. Metabolic alkalosis
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107. You are caring for a patient in respiratory acidosis. Which of the following results confirms this diagnosis?
  1. pH 7.50, PCO2 52 mm Hg
  2. pH 7.35, PCO2 40 mm Hg
  3. pH 7.25, PCO2 50 mm Hg
  4. pH 5.50, PCO2 30 mm Hg
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108. You have drawn an arterial blood gas on your patient. In reviewing the results you note the following: pH 7.45, PCO2 of 30 mm Hg, and bicarbonate of 22mEq/L. What do you interpret these results to mean?
  1. Metabolic acidosis, compensated
  2. Metabolic alkalosis, compensated
  3. Respiratory acidosis, compensated
  4. Respiratory alkalosis, compensated
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109. You are planning to draw an arterial blood gas from your patient, but you must perform an Allen’s test first. You know that the Allen’s test is used to test what?
  1. Popliteal circulation
  2. Ulnar circulation
  3. Femoral circulation
  4. Carotid circulation
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110. You are caring for a patient who is in diabetic ketoacidosis. You observe the patient in Kussmaul respiration. What are Kussmaul respirations?
  1. Abnormally deep, regular and increased respirations
  2. Regular, slow respirations
  3. Labored, increased respirations
  4. Short periods of apnea
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