ATI RN
ATI Pathophysiology Exam 2
1. During the cellular stage of acute inflammation, which type of cells arrive first and in great numbers?
- A. Basophils
- B. Lymphocytes
- C. Neutrophils
- D. Platelets
Correct answer: C
Rationale: During the cellular stage of acute inflammation, neutrophils are the first responders. Neutrophils arrive at the site of injury in large numbers to combat pathogens and remove debris. Basophils and lymphocytes are also involved in the inflammatory response, but they are not the first to arrive. Platelets play a role in hemostasis and blood clotting, rather than being the primary cells involved in the initial inflammatory response.
2. A patient with a history of cardiovascular disease is prescribed hormone replacement therapy (HRT). What should the nurse emphasize regarding the long-term risks associated with HRT?
- A. HRT is associated with an increased risk of cardiovascular events, including heart attack and stroke.
- B. HRT may decrease the risk of osteoporosis.
- C. HRT may improve mood and energy levels.
- D. HRT may increase the risk of breast cancer.
Correct answer: A
Rationale: HRT is associated with an increased risk of cardiovascular events, including heart attack and stroke, particularly in patients with a history of cardiovascular disease.
3. A patient is starting on a new oral contraceptive. What should the nurse emphasize about the timing of the medication?
- A. Take the medication at the same time each day to maintain stable hormone levels.
- B. Oral contraceptives should be taken in the morning to avoid nighttime side effects.
- C. Oral contraceptives can be taken at any time of day as long as the schedule is consistent.
- D. Oral contraceptives are effective immediately upon starting, regardless of timing.
Correct answer: A
Rationale: The correct answer is A. It is crucial for patients taking oral contraceptives to take the medication at the same time each day to maintain stable hormone levels and ensure their effectiveness in preventing pregnancy. Choice B is incorrect because there is no specific requirement to take oral contraceptives in the morning. Choice C is incorrect because consistency in timing is essential, but it should be at the same time each day. Choice D is incorrect because oral contraceptives may take some time to reach peak effectiveness, so it is important to emphasize the need for consistent timing.
4. Which pathophysiologic process causes the decreased glomerular filtration rate in a patient with acute glomerulonephritis?
- A. Decreased renal-induced constriction of the renal arteries
- B. Immune complex deposition, increased capillary permeability, and cellular proliferation
- C. Necrosis of 70% or more of the nephrons secondary to increased kidney interstitial hydrostatic pressure
- D. Scar tissue formation throughout the proximal convoluted tubule secondary to toxin-induced collagen synthesis
Correct answer: B
Rationale: The correct answer is B: Immune complex deposition, increased capillary permeability, and cellular proliferation. In acute glomerulonephritis, immune complexes deposit in the glomerulus, leading to inflammation, increased capillary permeability, and cellular proliferation. These processes collectively reduce the glomerular filtration rate. Choices A, C, and D do not accurately describe the pathophysiologic process in acute glomerulonephritis. Decreased renal-induced constriction of the renal arteries, necrosis of nephrons due to increased kidney interstitial hydrostatic pressure, and scar tissue formation in the proximal convoluted tubule are not the primary mechanisms responsible for the decreased filtration rate in this condition.
5. A patient is prescribed medroxyprogesterone acetate (Provera) for the treatment of endometriosis. What should the nurse include in the patient teaching?
- A. Take the medication with food to prevent nausea.
- B. Take the medication at the same time each day to maintain consistent hormone levels.
- C. Avoid prolonged sun exposure while taking this medication.
- D. Discontinue the medication if side effects occur.
Correct answer: B
Rationale: The correct answer is to take the medication at the same time each day to maintain consistent hormone levels and effectiveness. This is crucial for the drug to work optimally. Choice A is incorrect because medroxyprogesterone acetate does not necessarily need to be taken with food to prevent nausea. Choice C is not directly related to the medication's administration and is not a common teaching point for this drug. Choice D is incorrect as discontinuing the medication abruptly can lead to adverse effects and is not recommended without consulting a healthcare provider.
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