ATI RN
Pathophysiology Final Exam
1. A woman has been prescribed Climara, a transdermal estradiol patch. Which of the following should she be instructed by the nurse regarding the administration?
- A. Avoid prolonged sun exposure at the patch site due to increased plasma concentrations.
- B. The application of heat at the patch site will decrease effectiveness and result in pregnancy.
- C. The medication, when exposed to sunlight, can increase the risk of breast cancer.
- D. Exposure of the medication to occasional cold will increase effectiveness with application.
Correct answer: A
Rationale: The correct answer is A. The Climara patch delivers estradiol transdermally, and patients should be instructed to avoid prolonged sun exposure at the patch site due to increased plasma concentrations. Sun exposure can accelerate the absorption of the medication, leading to higher systemic levels than intended. Choices B, C, and D are incorrect because heat at the patch site does not result in pregnancy but may alter absorption rates, there is no direct link between sunlight exposure and breast cancer risk related to this medication, and exposure to cold does not increase effectiveness of the transdermal patch.
2. After teaching the students about B cells, which statement indicates teaching was successful? B cells are originally derived from cells of the:
- A. Bone marrow
- B. Lymph nodes
- C. Gut-associated lymphoid tissue
- D. Thymus
Correct answer: A
Rationale: The correct answer is A: Bone marrow. B cells are originally derived from cells of the bone marrow. Bone marrow is the primary site where B cells develop and mature. Lymph nodes (choice B), gut-associated lymphoid tissue (choice C), and the thymus (choice D) are involved in the immune response but are not the primary site of origin for B cells.
3. A patient is prescribed estradiol (Estrace) for hormone replacement therapy (HRT). What should the nurse monitor during this therapy?
- A. Blood glucose levels
- B. Liver function tests
- C. Kidney function tests
- D. Blood pressure
Correct answer: B
Rationale: During estradiol therapy, monitoring liver function tests is essential due to the potential for liver dysfunction. Estradiol can affect liver function, making it crucial to monitor enzyme levels. Choice A, blood glucose levels, is not directly impacted by estradiol therapy, making it an incorrect choice. Choice C, kidney function tests, is not typically affected by estradiol therapy, so it is not the priority for monitoring. Choice D, blood pressure, is also not the primary parameter to monitor during estradiol therapy unless there are pre-existing conditions that warrant such monitoring.
4. Which of the following is the most likely indication for the use of immunosuppressant agents?
- A. Intractable seizure disorders
- B. Increased intracranial pressure
- C. Organ transplantation
- D. HIV/AIDS with multiple drug resistance
Correct answer: C
Rationale: The correct answer is C: Organ transplantation. Immunosuppressant agents are commonly used in organ transplant recipients to prevent organ rejection by suppressing the immune system. Choices A, B, and D are incorrect. Intractable seizure disorders are often managed with antiepileptic drugs, increased intracranial pressure is managed through various means like surgery and medications, and HIV/AIDS with multiple drug resistance is typically treated with antiretroviral therapy, not immunosuppressant agents.
5. What important instruction should the nurse provide about taking medroxyprogesterone acetate (Provera) for a patient with endometriosis?
- A. Take the medication at the same time each day to maintain consistent hormone levels.
- B. Medroxyprogesterone should be taken with food to reduce gastrointestinal upset.
- C. Discontinue medroxyprogesterone if side effects occur.
- D. Medroxyprogesterone should be taken once a week to maintain effectiveness.
Correct answer: A
Rationale: The correct answer is to take the medication at the same time each day to maintain consistent hormone levels and effectiveness. This consistency is crucial for achieving therapeutic outcomes. Choice B is incorrect because medroxyprogesterone should be taken at the same time each day, regardless of food intake. Choice C is incorrect because side effects should be reported to the healthcare provider for further evaluation rather than discontinuing the medication abruptly. Choice D is incorrect as medroxyprogesterone is usually taken daily for the prescribed duration.
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