NCLEX-RN
NCLEX RN Exam Review Answers
1. Based on Mr. C's assessment, which of the following nursing interventions is most appropriate?
- A. Elevate the lower extremities to 45 degrees to promote venous return
- B. Place Mr. C in the Trendelenburg position
- C. Administer total parenteral nutrition
- D. Monitor urine output
Correct answer: D
Rationale: In the context of Mr. C's assessment, the most appropriate nursing intervention is to monitor urine output. A client in hypovolemic shock may experience decreased urine output due to poor kidney perfusion. By monitoring urine output, the nurse can assess renal function and fluid status. Administering total parenteral nutrition (Choice C) is not indicated based on the information provided, as the priority is to stabilize the client's condition. Elevating the lower extremities (Choice A) may be helpful in some cases but is not the priority in this situation. Placing Mr. C in the Trendelenburg position (Choice B) is contraindicated in hypovolemic shock as it can worsen venous return and compromise cardiac output.
2. The nurse provides preoperative instruction for a patient scheduled for a left pneumonectomy for lung cancer. Which information should the nurse include about the patient's postoperative care?
- A. Positioning on the right side
- B. Bed rest for the first 24 hours
- C. Frequent use of an incentive spirometer
- D. Chest tube placement with continuous drainage
Correct answer: C
Rationale: After a pneumonectomy, frequent deep breathing and coughing are essential to prevent atelectasis and promote gas exchange. Patients are typically positioned on the surgical side to aid in gas exchange. Early mobilization is crucial to reduce the risk of postoperative complications such as pneumonia and deep vein thrombosis. While chest tubes may or may not be placed in the surgical space, if used, they are clamped and only adjusted by the surgeon to manage serosanguineous fluid accumulation. Overfilling of the chest cavity can compromise remaining lung function and cardiovascular status. Chest x-rays are useful for monitoring fluid volume and space postoperatively. Therefore, the correct postoperative care instruction for the patient undergoing a left pneumonectomy is the frequent use of an incentive spirometer. Choices A, B, and D are incorrect as positioning on the right side, bed rest for the first 24 hours, and continuous chest tube drainage are not standard postoperative care practices for patients undergoing pneumonectomy.
3. The clinic nurse is obtaining data about a child with a diagnosis of lactose intolerance. Which data should the nurse expect to obtain on assessment?
- A. Reports of frothy stools and diarrhea
- B. Reports of foul-smelling ribbon stools
- C. Reports of profuse, watery diarrhea and vomiting
- D. Reports of diffuse abdominal pain unrelated to meals or activity
Correct answer: A
Rationale: Lactose intolerance commonly presents with frothy stools and diarrhea due to the inability to digest lactose. Other symptoms include abdominal distension, crampy abdominal pain, and excessive flatus. Foul-smelling ribbon stools are indicative of Hirschsprung's disease, not lactose intolerance. Profuse, watery diarrhea and vomiting are more characteristic of celiac disease. Diffuse abdominal pain unrelated to meals or activity is a typical symptom of irritable bowel syndrome, not lactose intolerance.
4. A 4-year-old child with acute glomerulonephritis is admitted to the hospital. The nurse identifies which client problem in the plan of care as the priority?
- A. Infection related to hypertension
- B. Injury related to loss of blood in urine
- C. Excessive fluid volume related to decreased plasma filtration
- D. Retarded growth and development related to a chronic disease
Correct answer: C
Rationale: In acute glomerulonephritis, the child experiences excessive accumulation of water and retention of sodium, leading to circulatory congestion and edema. Excessive fluid volume is a primary concern due to the disease process. Hypertension and infection are not directly related to acute glomerulonephritis; therefore, they are not the priority client problems. While hematuria (blood in urine) may occur, it typically does not lead to significant injury that takes precedence over excessive fluid volume. Acute glomerulonephritis is an acute condition, not chronic; therefore, retarded growth and development related to a chronic disease is not the priority issue. With proper management, most children recover completely without long-term growth and development issues.
5. Which of the following signs is NOT indicative of increased intracranial pressure?
- A. Decreased level of consciousness
- B. Projectile vomiting
- C. Sluggish pupil dilation
- D. Increased heart rate
Correct answer: D
Rationale: Increased intracranial pressure can lead to serious complications if not promptly addressed. Common signs of increased intracranial pressure include decreased level of consciousness, sluggish pupil dilation, abnormal respirations, and projectile vomiting. However, an increased heart rate is not a typical sign associated with increased intracranial pressure. It is important for healthcare providers to recognize these signs early to prevent severe consequences such as brain herniation.
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