NCLEX-PN
NCLEX PN Exam Cram
1. 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.
2. The client with ulcerative colitis calls the clinic and reports increasing abdominal pain and increased frequency of loose stools. He asks to clarify what type of diet he is to follow. Which diet is best for clients with ulcerative colitis?
- A. High vitamin
- B. High calorie
- C. Low sugar
- D. Low fiber
Correct answer: D
Rationale: The correct answer is 'Low fiber.' Clients with ulcerative colitis should follow a low-residue diet, which means consuming low fiber to reduce the frequency and volume of stools, helping to alleviate symptoms such as abdominal pain and diarrhea. High fiber diets can worsen the condition by stimulating bowel movements. Choice A, 'High vitamin,' is incorrect as the focus is on fiber content rather than vitamins. Choice B, 'High calorie,' is not specifically recommended for ulcerative colitis and may not address the symptoms effectively. Choice C, 'Low sugar,' does not directly address the dietary needs of clients with ulcerative colitis as the issue is more related to fiber intake than sugar consumption.
3. What do the following ABG values indicate: pH 7.38, PO2 78 mmHg, PCO2 36 mmHg, and HCO3 24 mEq/L?
- A. metabolic alkalosis
- B. homeostasis
- C. respiratory acidosis
- D. respiratory alkalosis
Correct answer: B
Rationale: The correct answer is 'homeostasis.' These ABG values fall within the normal range, indicating a state of balance and homeostasis. The pH is within the normal range (7.35-7.45), the PCO2 is normal (35-45 mmHg), and the HCO3 level is also normal (22-26 mEq/L). Choice A, 'metabolic alkalosis,' is incorrect because the pH, PCO2, and HCO3 levels are not indicative of metabolic alkalosis. Choice C, 'respiratory acidosis,' is incorrect as the pH and PCO2 values are not elevated. Choice D, 'respiratory alkalosis,' is incorrect as the pH and PCO2 levels are not decreased. Therefore, the ABG values provided do not correspond to any acid-base disturbance, confirming that the patient is in a state of homeostasis.
4. The charge nurse is observing a student nurse caring for a 4-month-old infant in isolation diagnosed with RSV. Which of the following would indicate to the charge nurse that the student nurse needs further instruction on isolation standards?
- A. Donning clean gloves each time she goes in the room.
- B. Wearing a clean mask each time she goes in the room.
- C. Labeling the door so staff will use Airborne Precautions.
- D. Wearing a gown when she goes in the room to administer medication.
Correct answer: A
Rationale: The correct answer is 'Donning clean gloves each time she goes in the room.' Sterile gloves are not necessary for standard isolation precautions; clean gloves are sufficient. The student nurse should be instructed to use clean gloves to reduce the risk of spreading infections. Wearing a clean mask each time she goes in the room is a good practice to prevent the spread of respiratory infections like RSV. Labeling the door for Airborne Precautions is appropriate for RSV. Wearing a gown when entering the room to administer medication helps prevent the transmission of infectious agents.
5. Which of the following should be included in a diet rich in iron?
- A. peaches, eggs, beef
- B. cereals, kale, cheese
- C. red beans, enriched breads, squash
- D. legumes, green beans, eggs
Correct answer: A
Rationale: The correct answer is peaches, eggs, beef. These are good sources of heme iron, which is more easily absorbed by the body compared to nonheme iron. Heme iron is mainly found in animal-based foods like meat, poultry, and fish. Peaches, eggs, and beef are rich in iron and can help prevent iron deficiency anemia. Choices B, C, and D are incorrect because they do not include significant sources of heme iron. Cereals, kale, cheese, red beans, enriched breads, squash, legumes, and green beans are sources of nonheme iron, which is not as efficiently absorbed by the body as heme iron. It is important to include heme iron sources in the diet for optimal iron absorption.
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