ATI RN
Pathophysiology Practice Exam
1. A male patient is concerned about the risk of prostate cancer while receiving finasteride (Proscar) for benign prostatic hyperplasia (BPH). What should the nurse explain about this risk?
- A. Finasteride has been shown to lower the risk of developing prostate cancer.
- B. Finasteride has no effect on the risk of developing prostate cancer.
- C. Finasteride may increase the risk of developing prostate cancer, so regular screening is important.
- D. Finasteride does not affect the risk of prostate cancer, so regular screening is unnecessary.
Correct answer: A
Rationale: The correct answer is A. Finasteride has been shown to lower the risk of developing prostate cancer. Studies have demonstrated that finasteride can reduce the incidence of prostate cancer. However, it is still recommended to have regular screening to monitor for any potential issues. Choice B is incorrect as finasteride has shown to have a positive effect on reducing prostate cancer risk. Choice C is inaccurate because finasteride decreases, not increases, the risk of prostate cancer. Choice D is incorrect as regular screening is still necessary despite the risk reduction associated with finasteride.
2. Which of the following hormones helps to raise the blood sugar level to help maintain homeostasis?
- A. Antidiuretic hormone (ADH)
- B. Insulin
- C. Glucagon
- D. Thyroxine
Correct answer: C
Rationale: The correct answer is C, Glucagon. Glucagon helps raise blood sugar levels by stimulating the liver to release stored glucose into the bloodstream, thus aiding in maintaining homeostasis. Antidiuretic hormone (ADH), choice A, functions in regulating water balance in the body, not blood sugar levels. Insulin, choice B, lowers blood sugar levels by facilitating glucose uptake by cells. Thyroxine, choice D, is a hormone produced by the thyroid gland that regulates metabolism and has no direct effect on blood sugar levels.
3. A nurse is providing education to a patient starting hormone replacement therapy (HRT) for menopausal symptoms. What should the nurse emphasize regarding the long-term risks associated with HRT?
- A. HRT may increase the 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 decrease 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 with long-term use.
4. A patient with a history of venous thromboembolism is being considered for hormone replacement therapy (HRT). What should the nurse discuss with the patient regarding the risks of HRT?
- A. Discuss the potential for increased bone density.
- B. Discuss the potential for an increased risk of cardiovascular events.
- C. Discuss the potential for a reduced risk of breast cancer.
- D. Discuss the potential for improved mood and energy levels.
Correct answer: B
Rationale: The correct answer is B because hormone replacement therapy (HRT) is associated with an increased risk of cardiovascular events, including venous thromboembolism. Patients with a history of venous thromboembolism are at higher risk, so discussing this potential risk is crucial. Choice A, increased bone density, is not a major risk of HRT. Choice C, reduced risk of breast cancer, is not a common discussion point regarding HRT risks. Choice D, improved mood and energy levels, is more related to the benefits of HRT rather than its risks.
5. What causes atherosclerotic plaques to form initially?
- A. Interruption of blood flow to the brain
- B. Injury to the coronary artery endothelium
- C. Administration of statin medications
- D. Poor dietary modifications
Correct answer: B
Rationale: Atherosclerotic plaques form initially due to injury to the coronary artery endothelium, which triggers a cascade of events leading to plaque buildup. Choice A is incorrect because atherosclerotic plaques do not form due to an interruption of blood flow to the brain. Choice C is incorrect as statin medications are actually used to help lower cholesterol and reduce the risk of plaque formation. Choice D is incorrect as poor dietary modifications can contribute to atherosclerosis but are not the initial cause of plaque formation.
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