ATI RN
ATI Pathophysiology Quizlet
1. When treating a patient for a fungal infection with IV amphotericin B, what should the nurse consistently monitor the patient's levels of to prevent drug discomfort?
- A. sodium
- B. hemoglobin
- C. calcium
- D. leukocytes
Correct answer: C
Rationale: When a patient is being treated with IV amphotericin B for a fungal infection, it is crucial to monitor the patient's calcium levels consistently. IV amphotericin B can cause hypokalemia, hypomagnesemia, and most notably, hypocalcemia. Monitoring calcium levels helps prevent drug-related discomfort and adverse effects. Sodium (Choice A), hemoglobin (Choice B), and leukocytes (Choice D) are not the primary parameters to monitor specifically for drug discomfort related to amphotericin B. Therefore, they are incorrect choices.
2. In discussing sex hormone production with the patient, the nurse should describe that testosterone is normally secreted in response to
- A. sexual arousal.
- B. stimulation by luteinizing hormone.
- C. ACTH release by the adrenal cortex.
- D. decreased cortisol levels.
Correct answer: B
Rationale: Testosterone production is regulated by the hypothalamic-pituitary-gonadal axis. Luteinizing hormone (LH) stimulates the Leydig cells in the testes to produce testosterone. Therefore, the correct answer is B. Choice A, 'sexual arousal,' is incorrect because testosterone secretion is not directly linked to arousal but rather to hormonal stimulation. Choice C, 'ACTH release by the adrenal cortex,' is incorrect as testosterone production is not primarily regulated by adrenocorticotropic hormone (ACTH). Choice D, 'decreased cortisol levels,' is also incorrect as cortisol and testosterone are regulated by separate endocrine pathways.
3. A patient is taking testosterone for hypogonadism. What adverse effect should the nurse monitor for during this therapy?
- A. Increased risk of liver dysfunction
- B. Increased risk of cardiovascular events
- C. Increased risk of prostate cancer
- D. Increased risk of bone fractures
Correct answer: B
Rationale: The correct adverse effect to monitor for when a patient is taking testosterone for hypogonadism is an increased risk of cardiovascular events. Testosterone therapy has been associated with an elevated risk of cardiovascular events such as heart attack and stroke, especially in older patients. Monitoring cardiovascular health is crucial during testosterone therapy. The other choices are incorrect because testosterone therapy is not primarily linked to liver dysfunction (choice A), prostate cancer (choice C), or bone fractures (choice D).
4. A 5-year-old female takes a hike through the woods during a school field trip. Upon returning home, she hugs her father, and he later develops poison ivy. Which of the following immune reactions is he experiencing?
- A. IgE-mediated
- B. Tissue-specific
- C. Immune complex
- D. Cell-mediated
Correct answer: D
Rationale: The father's immune reaction to poison ivy is an example of cell-mediated immunity, specifically a type IV hypersensitivity reaction. In this type of reaction, sensitized T cells react to antigens, leading to inflammation and tissue damage. IgE-mediated reactions involve antibodies of the IgE class, commonly seen in allergic responses like anaphylaxis. Tissue-specific reactions target specific organs or tissues. Immune complex reactions involve immune complexes formed by antigens and antibodies that can deposit in tissues, leading to inflammation.
5. A patient with benign prostatic hyperplasia (BPH) is prescribed finasteride (Proscar). What outcome should the nurse expect if the medication is effective?
- A. Decreased urinary frequency and urgency
- B. Increased prostate size
- C. Increased blood pressure
- D. Decreased blood pressure
Correct answer: A
Rationale: The correct answer is A: Decreased urinary frequency and urgency. Finasteride is used to reduce the size of the prostate gland in patients with BPH. As a result, when the medication is effective, the patient should experience a decrease in urinary frequency and urgency. Choices B, C, and D are incorrect. Choice B is inaccurate because finasteride aims to reduce prostate size, not increase it. Choices C and D are unrelated to the action of finasteride in treating BPH.
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