NCLEX-PN
NCLEX PN Exam Cram
1. Which statement best describes electrolytes in intracellular and extracellular fluid?
- A. There is a greater concentration of sodium in extracellular fluid and potassium in intracellular fluid
- B. There is an equal concentration of sodium and potassium in extracellular fluid
- C. There is a greater concentration of potassium in extracellular fluid and sodium in intracellular fluid
- D. There is an equal concentration of sodium and potassium between intracellular and extracellular fluid
Correct answer: A
Rationale: Electrolytes are distributed unequally between intracellular and extracellular fluids. Sodium concentration is higher in extracellular fluid, while potassium concentration is higher in intracellular fluid. Therefore, the correct answer is 'There is a greater concentration of sodium in extracellular fluid and potassium in intracellular fluid.' Choices B, C, and D are incorrect because they do not accurately describe the typical distribution of sodium and potassium between intracellular and extracellular fluid.
2. A client begins a regimen of chemotherapy. Her platelet count falls to 98,000. Which action is least likely to increase the risk of hemorrhage?
- A. Test all excreta for occult blood.
- B. Use a soft toothbrush or foam cleaner for oral hygiene.
- C. Implement reverse isolation.
- D. Avoid IM injections.
Correct answer: C
Rationale: The correct answer is to implement reverse isolation. Reverse isolation is a protective measure used to protect patients from infections, not to affect the risk of hemorrhage. Testing all excreta for occult blood (Choice A) is important to monitor for signs of internal bleeding. Using a soft toothbrush or foam cleaner for oral hygiene (Choice B) is recommended to prevent gum bleeding. Avoiding IM injections (Choice D) is crucial to reduce the risk of bleeding in a client with a low platelet count. Therefore, among the given options, implementing reverse isolation is the least likely to increase the risk of hemorrhage.
3. A nurse working in a surgical unit notices a patient experiencing SOB, calf pain, and warmth over the posterior calf. All of these symptoms may indicate which of the following medical conditions?
- A. Patient may have a DVT.
- B. Patient may be exhibiting signs of dermatitis.
- C. Patient may be in the late stages of CHF.
- D. Patient may be experiencing anxiety after surgery.
Correct answer: A
Rationale: The correct answer is that the patient may have a DVT (Deep Vein Thrombosis). SOB (Shortness of Breath), calf pain, and warmth over the posterior calf are classic signs and symptoms of DVT. DVT is a serious condition where a blood clot forms in a deep vein, commonly in the legs. Choices B, C, and D are incorrect because dermatitis does not typically present with these symptoms, late stages of CHF would manifest with other signs, and anxiety after surgery usually does not produce these specific symptoms.
4. The LPN is preparing to ambulate a client post total knee replacement. Which of the following actions should the nurse perform prior to ambulating the client?
- A. Assist the client to a sitting position at the edge of the bed
- B. Have the client march in place for 30 seconds
- C. Have the client raise his arms above his head
- D. Ask the client the last time he fell
Correct answer: A
Rationale: The correct action to perform before ambulating a client post total knee replacement is to assist the client to a sitting position at the edge of the bed. This step is crucial to prevent orthostatic hypotension and ensure the client is ready to stand and walk safely. Having the client march in place or raise his arms above his head are not necessary preparations for ambulation. While knowing about the client's fall history is important for safety reasons, it is not the priority action immediately before ambulating the client.
5. A 20-year-old obese female client is preparing to have gastric bypass surgery for weight loss. She says to the nurse, "I need this surgery because nothing else I have done has helped me to lose weight."? Which response by the nurse is most appropriate?
- A. "If you eat less, you can save some money."?
- B. "Exercise is a healthier way to lose weight."?
- C. "You should try the Atkins diet first."?
- D. "I respect your decision to choose surgery."?
Correct answer: D
Rationale: The most appropriate response by the nurse is to show respect and empathy towards the client's decision. Option D acknowledges the client's autonomy and decision-making process, fostering a therapeutic relationship. Options A, B, and C are insensitive and unprofessional. Option A implies a financial incentive for weight loss, which can be perceived as disrespectful and trivializing the client's concerns. Option B suggests an alternative method without considering the client's reasons for choosing surgery, potentially invalidating her experiences. Option C recommends a specific diet without addressing the client's concerns or choices, neglecting her autonomy in decision-making.
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