NCLEX-PN
NCLEX PN Exam Cram
1. A person who had a left CVA and right lower extremity hemiparesis is being instructed by a nurse to use a quad cane. Which of the following is the most appropriate gait sequence?
- A. Place the cane in the patient's left upper extremity, encourage cane, then right lower extremity, then left upper extremity gait sequence.
- B. Place the cane in the patient's left upper extremity, encourage cane, then left lower extremity, then right upper extremity gait sequence.
- C. Place the cane in the patient's right upper extremity, encourage cane, then right lower extremity, then left upper extremity gait sequence.
- D. Place the cane in the patient's right upper extremity, encourage cane, then left lower extremity, then right upper extremity gait sequence.
Correct answer: A
Rationale: The correct gait sequence for a person with left CVA and right lower extremity hemiparesis using a quad cane is to place the cane in the patient's strong upper extremity, which is the left upper extremity in this case. The correct sequence should be right lower extremity followed by left upper extremity, as this pattern mimics a normal gait pattern. Therefore, Choice A is the correct answer. Choices B, C, and D are incorrect because they do not follow the proper gait sequence for this specific patient's condition. The cane should be placed in the strong upper extremity, and the affected lower extremity should move first to provide stability and support, which is essential in this situation.
2. What task should the RN perform first?
- A. Changing a burn dressing that is scheduled every four hours.
- B. Doing pinsite care on a client in skeletal traction ordered TID.
- C. Teaching a newly diagnosed diabetic about diet and exercise.
- D. Assessing a newly admitted client.
Correct answer: D
Rationale: The correct answer is to assess a newly admitted client first. When a client is newly admitted, it is crucial to perform an assessment promptly. The initial assessment and establishment of a care plan should be completed within a specific timeframe to ensure the client's needs are met effectively. Choices A, B, and C involve important tasks but should be prioritized after the initial assessment of the newly admitted client to ensure timely and appropriate care delivery. Changing a burn dressing (Choice A) and doing pinsite care on a client in skeletal traction (Choice B) are time-sensitive tasks but can be safely delayed briefly to conduct the initial assessment. Teaching a newly diagnosed diabetic about diet and exercise (Choice C) is important for the client's long-term care but can be scheduled after the immediate needs assessment of the newly admitted client.
3. The client asked about the role of leptin in the body. Which response should the nurse provide?
- A. It increases food intake in clients, thereby promoting obesity.
- B. It assists in the regulation of steroids.
- C. It increases the total fat mass of people who are obese.
- D. It might decrease the total fat mass in the bodies of people who are obese.
Correct answer: D
Rationale: Leptin is a protein hormone expressed in fat cells that regulates fat cell percentage in the body. It is associated with increased energy expenditure and decreased food intake through hypothalamic control. In obese individuals, there may be insensitivity or resistance to leptin's effects. Leptin influences other hormones like insulin and genetic factors related to fat regulation. Therefore, the correct response is that leptin might decrease total fat mass in obese individuals as it is involved in energy balance and fat regulation. Choices A, B, and C are incorrect because leptin does not increase food intake or promote obesity; it does not assist in the regulation of steroids, and it does not increase total fat mass in people who are obese.
4. A nurse working in a pediatric clinic observes the following situations. Which of the following may indicate a delayed child to the nurse?
- A. A 12-month-old that does not 'cruise'.
- B. An 8-month-old that can sit upright unsupported.
- C. A 6-month-old that is rolling prone to supine.
- D. A 3-month-old that does not roll supine to prone.
Correct answer: A
Rationale: The correct answer is 'A 12-month-old that does not 'cruise''. At 12 months, a child should at least be 'cruising' (holding on to objects to walk), which is considered pre-walking. The other choices describe age-appropriate developmental milestones: sitting upright unsupported by 8 months, rolling prone to supine by 6 months, and rolling supine to prone by 3 months. Not 'cruising' at 12 months may indicate a delay in motor skills development.
5. A 15-year-old high school wrestler has been taking diuretics to lose weight to compete in a lower weight class. Which of the following medical tests is most likely to be given?
- A. Lab values of Potassium and Sodium
- B. Lab values of Glucose and Hemoglobin
- C. ECG
- D. CT scan
Correct answer: A
Rationale: Diuretics can disrupt the sodium and potassium balance, potentially leading to cardiac complications. Monitoring the lab values of potassium and sodium is crucial to assess electrolyte imbalances due to diuretic use. Testing glucose and hemoglobin levels is not directly related to diuretic use in this context. An ECG would be indicated if there were signs or symptoms of cardiac abnormalities, but it is not the primary test to monitor the effects of diuretics. A CT scan is not typically used to assess electrolyte imbalances caused by diuretics.
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