NCLEX-PN
NCLEX PN Exam Cram
1. The factor that most determines drug distribution is:
- A. vascular perfusion of the tissue or organ.
- B. salt form.
- C. drug interactions.
- D. steady state.
Correct answer: A
Rationale: The correct answer is 'vascular perfusion of the tissue or organ.' Drug distribution is primarily determined by how well the circulatory system delivers the drug to various tissues and organs. Adequate perfusion ensures proper distribution of the drug throughout the body. While the salt form (choice B), drug interactions (choice C), and steady state (choice D) can influence drug efficacy and metabolism, they are not as crucial as vascular perfusion for the initial distribution of a drug.
2. The client with chronic pancreatitis should be taught how to monitor for which of the following possible additional problems associated with pancreatic disease?
- A. Hypertension
- B. Diabetes
- C. Hypothyroidism
- D. Graves' disease
Correct answer: B
Rationale: The correct answer is diabetes. In chronic pancreatitis, the pancreas may become unable to produce sufficient insulin, leading to diabetes. This connection underscores the importance of monitoring blood sugar levels and understanding the signs and symptoms of diabetes in clients with chronic pancreatitis. Choice A, hypertension, is not directly associated with pancreatic disease but rather with cardiovascular health. Choice C, hypothyroidism, and Choice D, Graves' disease, are unrelated to pancreatic disease and are endocrine disorders affecting the thyroid gland.
3. Which of the following nursing diagnoses is most appropriate for the client experiencing acute pancreatitis?
- A. Confusion
- B. Latex Allergy
- C. Acute Pain
- D. Constipation
Correct answer: C
Rationale: Acute Pain is the most appropriate nursing diagnosis for a client experiencing acute pancreatitis because it is a common symptom associated with this condition. Pancreatitis often presents with severe abdominal pain that may radiate to the back. Confusion, Latex Allergy, and Constipation are not typically associated with acute pancreatitis. Confusion may occur in severe cases of pancreatitis with complications, but acute pain is the priority nursing diagnosis due to its prevalence and impact on the client's well-being.
4. Which of the following is not a primary function of the kidneys?
- A. blood pressure control
- B. vitamin D activation
- C. erythropoietin production
- D. reabsorption of waste products
Correct answer: D
Rationale: The correct answer is reabsorption of waste products because the kidneys excrete waste products rather than reabsorbing them. Choices A, B, and C are indeed primary functions of the kidneys. The kidneys play a crucial role in regulating blood pressure, activating vitamin D, and producing erythropoietin, which stimulates red blood cell production. Therefore, the primary role of the kidneys is to filter blood, remove waste products, regulate fluid balance, and maintain electrolyte balance.
5. 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.
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