ATI RN
ATI Pathophysiology Exam 1
1. Which individual is likely to have the best prognosis for recovery from his or her insult to the peripheral nervous system? An adult:
- A. client who developed rhabdomyolysis and ischemic injury after a tourniquet application.
- B. who suffered a bone-depth laceration to the shoulder during a knife attack.
- C. who had his forearm partially crushed by gears during an industrial accident.
- D. client who had nerves transected during surgery to remove a tumor from the mandible.
Correct answer: C
Rationale: The correct answer is C. Crushing-type injuries to the peripheral nervous system generally have a better prognosis compared to nerve transections or lacerations. In the scenario provided, the individual who had his forearm partially crushed by gears during an industrial accident is likely to have a better chance of recovery compared to nerve transection (choice D) or laceration (choice B). Rhabdomyolysis and ischemic injury after tourniquet application (choice A) are not directly related to peripheral nerve injury and do not indicate a better prognosis for recovery.
2. A male patient receiving androgen therapy is concerned about the risk of prostate cancer. What should the nurse explain regarding this risk?
- A. Finasteride has been shown to lower the risk of developing prostate cancer.
- B. Finasteride does not affect the risk of prostate cancer.
- C. Finasteride may increase the risk of developing prostate cancer, so regular screenings are recommended.
- D. Finasteride has no effect on the risk of prostate cancer, so regular screenings are unnecessary.
Correct answer: A
Rationale: The correct answer is A. Finasteride has been shown to lower the risk of developing prostate cancer. However, regular screenings are still recommended to monitor for any potential issues. Choice B is incorrect because finasteride has been associated with a reduced risk of developing prostate cancer. Choice C is incorrect as finasteride is not known to increase the risk of prostate cancer; in fact, it has shown a protective effect. Choice D is incorrect because while finasteride may lower the risk of prostate cancer, regular screenings are still necessary to ensure early detection and treatment if needed.
3. What is the treatment for patients with hemophilia A?
- A. Chemotherapy
- B. Factor VIII replacement
- C. Heparin administration
- D. Bone marrow transplant
Correct answer: B
Rationale: The correct treatment for patients with hemophilia A is Factor VIII replacement. Hemophilia A is a genetic disorder where there is a deficiency in clotting factor VIII. Therefore, replacing this factor is crucial in managing and preventing bleeding episodes. Choice A, chemotherapy, is not the correct treatment for hemophilia A. Choice C, heparin administration, is not recommended as it can further increase the risk of bleeding in patients with hemophilia. Choice D, bone marrow transplant, is not a standard treatment for hemophilia A.
4. A 51-year-old woman has the following clinical findings: thin hair, exophthalmos, hyperreflexia, and pretibial edema. These findings are consistent with:
- A. Subacute thyroiditis.
- B. Autoimmune thyroiditis.
- C. Graves disease.
- D. Hashimoto’s disease.
Correct answer: C
Rationale: The clinical findings of thin hair, exophthalmos, hyperreflexia, and pretibial edema are classic features of Graves disease, an autoimmune disorder that results in hyperthyroidism. Exophthalmos (bulging eyes) and pretibial edema (swelling in the lower legs) are particularly associated with Graves disease due to the autoimmune stimulation of the thyroid gland, leading to increased thyroid hormone production. Subacute thyroiditis (Choice A) typically presents with neck pain and tenderness, while autoimmune thyroiditis (Choice B) is commonly known as Hashimoto's thyroiditis, which presents with hypothyroidism symptoms. Hashimoto's disease (Choice D) is characterized by goiter and hypothyroidism, which contrasts with the hyperthyroidism seen in this patient.
5. A client asks a nurse about the cause of Parkinson's disease. How should the nurse respond?
- A. Parkinson's disease is caused by a lack of dopamine in the brain, which affects movement.
- B. Parkinson's disease is caused by an excess of acetylcholine in the brain, leading to tremors and rigidity.
- C. Parkinson's disease is caused by an autoimmune response that attacks the nervous system.
- D. Parkinson's disease is caused by a bacterial infection that needs to be treated with antibiotics.
Correct answer: A
Rationale: The correct answer is A. Parkinson's disease is caused by a deficiency of dopamine in the brain, which results in the characteristic motor symptoms such as tremors, rigidity, and bradykinesia. Choice B is incorrect because Parkinson's disease is not caused by an excess of acetylcholine. Choice C is incorrect because Parkinson's disease is not an autoimmune disorder. Choice D is incorrect because Parkinson's disease is not caused by a bacterial infection and cannot be treated with antibiotics.
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