ATI RN
ATI Pathophysiology Exam
1. How should rifampin most likely be administered to a patient diagnosed with tuberculosis?
- A. Orally, with food
- B. Orally, on an empty stomach
- C. Intramuscularly
- D. Intravenously, as a bolus
Correct answer: A
Rationale: Rifampin is typically administered orally, and it is recommended to be taken with food to enhance its absorption and reduce gastrointestinal side effects. Administering rifampin intramuscularly or intravenously is not the standard route of administration for this medication used in tuberculosis treatment.
2. A female patient is prescribed medroxyprogesterone acetate (Provera) for dysfunctional uterine bleeding. What should the nurse include in the patient education?
- A. This medication may cause breakthrough bleeding or spotting.
- B. This medication may cause weight gain.
- C. This medication may increase your risk of developing diabetes.
- D. This medication may increase your risk of breast cancer.
Correct answer: A
Rationale: The correct answer is A. Medroxyprogesterone acetate (Provera) can cause breakthrough bleeding or spotting, which is a common side effect of this medication. Choices B, C, and D are incorrect because weight gain, increased risk of diabetes, and increased risk of breast cancer are not commonly associated side effects of medroxyprogesterone acetate. Therefore, the nurse should focus on educating the patient about the potential for breakthrough bleeding or spotting.
3. A patient is being treated for active tuberculosis with ethambutol (Myambutol). The patient states to the nurse that he cannot identify the red and green on the traffic lights when he is driving. Based on this finding, what medical intervention is most appropriate?
- A. Assess for photosensitivity.
- B. Discontinue ethambutol (Myambutol).
- C. Decrease the ethambutol (Myambutol) dose.
- D. Administer vitamin B.
Correct answer: A
Rationale: The correct answer is to assess for photosensitivity. Ethambutol can cause optic neuritis, leading to visual disturbances, including difficulty differentiating red and green colors. This is a sign of optic nerve damage and requires immediate evaluation. Discontinuing ethambutol may be necessary if optic neuritis is confirmed, but this decision should be made by a healthcare provider. Decreasing the dose of ethambutol may not address the visual changes. Administering vitamin B does not directly address the side effect caused by ethambutol.
4. A client with a history of hypertension presents with a severe headache and blurred vision. What is the nurse's priority action?
- A. Administer pain relief medication.
- B. Obtain a stat head CT scan.
- C. Administer antihypertensive medications as prescribed.
- D. Call the healthcare provider immediately.
Correct answer: C
Rationale: The correct answer is to administer antihypertensive medications as prescribed. In a client with a history of hypertension presenting with severe headache and blurred vision, these symptoms could indicate a hypertensive crisis. The priority action is to lower the blood pressure promptly to prevent complications such as stroke, heart attack, or organ damage. Administering antihypertensive medications is crucial in this situation. Administering pain relief medication (Choice A) may temporarily alleviate symptoms but does not address the underlying issue of elevated blood pressure. Obtaining a stat head CT scan (Choice B) may be necessary to rule out other causes but should not delay the administration of antihypertensive medications. Calling the healthcare provider immediately (Choice D) is important but may not address the immediate need to lower blood pressure in a hypertensive crisis.
5. A patient is receiving intravenous amphotericin. Which of the following assessments warrants the discontinuation of the antifungal agent?
- A. Sodium level of 138 mEq/L
- B. Hematocrit of 39%
- C. Blood urea nitrogen of 60 mg/dL
- D. AST level of 10 Unit/L
Correct answer: C
Rationale: Intravenous amphotericin can cause nephrotoxicity, leading to increased blood urea nitrogen levels. Elevated blood urea nitrogen (BUN) indicates impaired renal function, which is a known adverse effect of amphotericin. Therefore, a BUN level of 60 mg/dL warrants the discontinuation of the antifungal agent. The other options, such as a sodium level of 138 mEq/L, hematocrit of 39%, and AST level of 10 Unit/L, are within normal ranges and not indicative of the need to discontinue amphotericin therapy.
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