NCLEX-PN
NCLEX PN Exam Cram
1. What is the best nursing diagnosis for a client with newly diagnosed Diabetes Mellitus?
- A. Impaired Skin Integrity
- B. Knowledge Deficit: New Diabetes Diagnosis
- C. Alteration in Nutrition: More than Body Requirements
- D. Fluid Volume Deficit
Correct answer: B
Rationale: The correct answer is 'Knowledge Deficit: New Diabetes Diagnosis.' Newly diagnosed diabetics require education on their disease, medications, glucose testing, insulin injections, foot care, and sick-day plans. Choices A and D aim to prevent issues that do not currently exist for the client. Choice C, 'Alteration in Nutrition: More than Body Requirements,' is not the priority diagnosis for a newly diagnosed diabetic. While nutritional adjustments may be required for type I or type II diabetes, providing knowledge and education takes precedence at this stage.
2. Erythropoietin used to treat anemia in clients with renal failure should be given in conjunction with:
- A. iron, folic acid, and B12.
- B. an increase in protein in the diet.
- C. vitamins A and C.
- D. an increase in calcium in the diet.
Correct answer: A
Rationale: Erythropoietin is necessary for red blood cell (RBC) production, and in clients with renal failure who lack endogenous erythropoietin, exogenous erythropoietin is administered. However, for erythropoietin to effectively stimulate RBC production, adequate levels of iron, folic acid, and vitamin B12 are crucial. These nutrients are essential for RBC synthesis and maturation. Therefore, the correct answer is to give iron, folic acid, and B12 with erythropoietin. Choice B, an increase in protein in the diet, is not necessary for RBC production and may exacerbate uremia in clients with renal failure. Choices C and D, vitamins A and C, and an increase in calcium in the diet, respectively, are not directly related to RBC production and are not required to enhance the effectiveness of erythropoietin.
3. Which factor in a client’s health history increases their risk for cancer?
- A. Family history and environment
- B. Alcohol and smoking
- C. Alcohol consumption and smoking
- D. Proximity to an electric plant and water source
Correct answer: B
Rationale: The correct answer is 'Alcohol and smoking.' Both alcohol consumption and smoking are well-known risk factors for various types of cancer. They have a synergistic effect, meaning their combined impact raises the risk significantly. Family history and environment (Choice A) may play a role in certain cancers, but alcohol and smoking are more directly linked to increased cancer risk. Proximity to an electric plant and water source (Choice D) is not typically associated with an increased risk of cancer compared to alcohol and smoking.
4. Nursing care for a client undergoing chemotherapy includes assessment for signs of bone marrow depression. Which finding accounts for some of the symptoms related to bone marrow depression?
- A. erythrocytosis
- B. leukocytosis
- C. polycythemia
- D. thrombocytopenia
Correct answer: D
Rationale: Thrombocytopenia is an abnormal decrease in the number of platelets, which results in bleeding tendencies. During chemotherapy, bone marrow depression can lead to a reduction in platelet production, causing thrombocytopenia. Erythrocytosis is an abnormal increase in red blood cells, leukocytosis is an increase in white blood cells, and polycythemia is an excess of red blood cells, which is synonymous with erythrocytosis. In the context of chemotherapy, the focus is on the decrease in red and white blood cells, making thrombocytopenia the most relevant finding.
5. What do the following ABG values indicate: pH 7.38, PO2 78 mmHg, PCO2 36mmHg, 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 normal ranges, indicating a state of balance in the body's acid-base levels. Choices A, C, and D are incorrect as the ABG values provided do not point towards metabolic alkalosis, respiratory acidosis, or respiratory alkalosis. Instead, the values reflect a state of equilibrium where pH, PO2, PCO2, and HCO3 levels are within the normal range.
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