HESI RN
HESI Medical Surgical Practice Exam
1. A client is receiving continuous ambulatory peritoneal dialysis. Which of the following statements indicates the need for more teaching by the nurse?
- A. I should take all my medications every morning.
- B. The catheter should always remain in place.
- C. The catheter should be flushed daily with sterile saline.
- D. If I gain 2 pounds, I should skip dialysis that day.
Correct answer: D
Rationale: The correct answer is D. Gaining weight is a sign that the client may be retaining fluid, indicating a need for dialysis to remove excess fluid. Skipping dialysis based on weight gain can lead to fluid overload, electrolyte imbalances, and other serious complications. Choices A, B, and C are all correct statements regarding peritoneal dialysis care: taking medications as prescribed is essential for overall health, ensuring the catheter remains in place is crucial to prevent infection, and flushing the catheter with sterile saline daily helps maintain its patency and reduce the risk of infections.
2. A client has just returned to the nursing unit after computerized tomography (CT) with contrast medium. Which of the following actions should the nurse plan to take as part of routine after-care for this client?
- A. Administering a laxative
- B. Encouraging fluid intake
- C. Maintaining the client on strict bed rest
- D. Holding all medications for at least 2 hours
Correct answer: B
Rationale: After CT scanning with contrast medium, the client does not require special restrictions or interventions. Encouraging fluid intake is important to help flush out the contrast dye and prevent dehydration. Administering a laxative (Choice A) is unnecessary and not indicated after CT with contrast. Maintaining the client on strict bed rest (Choice C) is not necessary unless specified by the healthcare provider. Holding all medications for at least 2 hours (Choice D) is not a standard practice after CT with contrast.
3. The patient is being educated on taking hydrochlorothiazide. Which statement by the patient indicates a need for further teaching?
- A. I may need additional sodium and calcium while taking this medication.
- B. I should consume plenty of fruits and vegetables while taking this drug.
- C. I should be cautious when getting up from a bed or chair while on this medication.
- D. I will take the medication in the morning to reduce certain side effects.
Correct answer: A
Rationale: The correct answer is A because patients do not require extra sodium or calcium while taking hydrochlorothiazide, a thiazide diuretic. This medication actually promotes the excretion of sodium and water. Choices B, C, and D are correct statements regarding the use of hydrochlorothiazide. Patients are encouraged to have a diet rich in fruits and vegetables, be careful with position changes due to potential orthostatic hypotension, and take the medication in the morning to reduce the need for frequent urination during nighttime.
4. A serum phenytoin determination is prescribed for a client with a seizure disorder who is taking phenytoin (Dilantin). Which result indicates that the prescribed dose of phenytoin is therapeutic?
- A. 3 mcg/mL
- B. 8 mcg/mL
- C. 16 mcg/mL
- D. 28 mcg/mL
Correct answer: C
Rationale: The correct answer is 16 mcg/mL (Choice C). The therapeutic serum phenytoin range is typically 10 to 20 mcg/mL. A level below this range may lead to continued seizure activity, indicating subtherapeutic levels. Choices A, B, and D are below the therapeutic range and would not be considered therapeutic for a client with a seizure disorder on phenytoin therapy.
5. The nurse empties the nasogastric suction collection canister of a client who had a bowel resection the previous day and notes that 1000 ml of gastric secretions were collected in the last 4 hours. What condition is the client at risk for developing?
- A. Metabolic alkalosis
- B. Hyperkalemia
- C. Metabolic acidosis
- D. Hypoglycemia
Correct answer: A
Rationale: The correct answer is A: Metabolic alkalosis. Loss of gastric secretions, which contain stomach acid, can lead to metabolic alkalosis. Excessive loss of acid results in an increase in the blood pH, leading to alkalosis. Hyperkalemia (B) is an elevated potassium level and is not directly related to the loss of gastric secretions. Metabolic acidosis (C) is an acid-base imbalance characterized by low pH and bicarbonate levels, which is the opposite of what would occur with the loss of gastric secretions. Hypoglycemia (D) is low blood sugar and is not typically associated with the scenario described in the question.
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