HESI RN
HESI 799 RN Exit Exam Quizlet
1. The nurse observes an adolescent client preparing to administer a prescribed corticosteroid medication using a metered dose inhaler. What action should the nurse take?
- A. Remind the client to hold their breath after inhaling the medication
- B. Confirm that the client has correctly shaken the inhaler
- C. Affirm that the client has correctly positioned the inhaler
- D. Ask the client if they have a spacer to use for this medication
Correct answer: A
Rationale: Corrected Rationale: Reminding the client to hold their breath after inhaling the medication is crucial as it helps ensure the medication is absorbed into the lungs. Option B is incorrect because shaking the inhaler is not directly related to the client's inhalation technique. Option C is incorrect as correct positioning of the inhaler is important but not the immediate action needed in this situation. Option D is incorrect as asking about the spacer is not the most relevant action to take at this moment.
2. The nurse is assessing a client with chronic obstructive pulmonary disease (COPD) who is receiving supplemental oxygen. Which laboratory value is most concerning?
- A. Serum sodium of 135 mEq/L
- B. Serum potassium of 4.0 mEq/L
- C. Serum bicarbonate of 18 mEq/L
- D. Serum glucose of 300 mg/dL
Correct answer: C
Rationale: A serum bicarbonate level of 18 mEq/L is most concerning in a client with COPD as it indicates metabolic acidosis, requiring immediate intervention. In COPD, patients often retain carbon dioxide, leading to respiratory acidosis. A low serum bicarbonate level suggests that the body is compensating for this respiratory acidosis by increasing bicarbonate levels to maintain balance. Therefore, a low serum bicarbonate level in this scenario is alarming. Choices A, B, and D are within normal ranges and not directly related to the acid-base imbalance seen in COPD.
3. The nurse notes that a client who has undergone a thoracotomy has an increase in a large amount of dark red blood in the chest tube collection chamber. What action should the nurse take?
- A. Document the findings for this procedure as expected
- B. Notify the healthcare provider immediately
- C. Check the tube for kinks or dependent loops
- D. Increase the suction to the chest drainage system
Correct answer: B
Rationale: An increase in a large amount of dark red blood in the chest tube collection chamber may indicate active bleeding. The nurse should notify the healthcare provider immediately to address the situation promptly and prevent further complications. Documenting the findings without taking immediate action could delay necessary interventions. Checking the tube for kinks or dependent loops is a good practice but not the priority when dealing with a potentially life-threatening situation like active bleeding. Increasing the suction without healthcare provider's orders can lead to complications and is not appropriate in this scenario.
4. A client with a history of chronic kidney disease (CKD) is scheduled for a CT scan with contrast. Which laboratory value should the nurse review before the procedure?
- A. Serum creatinine
- B. Blood urea nitrogen (BUN)
- C. Serum potassium
- D. Serum glucose
Correct answer: A
Rationale: The correct answer is A: Serum creatinine. Before a CT scan with contrast, the nurse should review the serum creatinine level. This is crucial in patients with CKD because contrast agents can potentially worsen kidney function and lead to contrast-induced nephropathy. Monitoring serum creatinine helps assess kidney function and determine the risk of complications. Choices B, C, and D are less relevant in this scenario. Blood urea nitrogen (BUN) is another marker of kidney function, but serum creatinine is a more specific indicator. Serum potassium levels are important in assessing electrolyte balance but are not directly related to the risk of contrast-induced nephropathy. Serum glucose levels are not typically a primary concern before a CT scan with contrast in a patient with CKD.
5. The client with end-stage renal disease (ESRD) is scheduled for hemodialysis. Which laboratory value is most concerning?
- A. Serum potassium of 6.0 mEq/L
- B. Serum creatinine of 2.5 mg/dL
- C. Serum calcium of 8.0 mg/dL
- D. Hemoglobin of 10 g/dL
Correct answer: A
Rationale: A serum potassium level of 6.0 mEq/L is most concerning in a client with ESRD scheduled for hemodialysis as it indicates hyperkalemia, which can lead to serious cardiac complications such as arrhythmias and cardiac arrest. Immediate intervention is required to lower potassium levels. Choice B, serum creatinine of 2.5 mg/dL, is elevated but expected in ESRD due to impaired kidney function. Choice C, serum calcium of 8.0 mg/dL, is within the normal range and not typically a priority in this situation. Choice D, hemoglobin of 10 g/dL, is slightly low but not an immediate concern for a client scheduled for hemodialysis unless significantly lower and causing severe symptoms.
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