ATI RN
Pathophysiology Exam 1 Quizlet
1. A male patient is receiving testosterone therapy for hypogonadism. What adverse effect should the nurse monitor for during this therapy?
- A. Increased risk of cardiovascular events
- B. Increased risk of liver dysfunction
- C. Increased risk of prostate cancer
- D. Increased risk of bone fractures
Correct answer: A
Rationale: The correct answer is A: Increased risk of cardiovascular events. Testosterone therapy for hypogonadism is associated with an increased risk of cardiovascular events, such as myocardial infarction and stroke. Monitoring for signs and symptoms of cardiovascular issues is crucial during testosterone therapy. Choices B, C, and D are incorrect because testosterone therapy is not typically associated with an increased risk of liver dysfunction, prostate cancer, or bone fractures.
2. A client arrives with symptoms of stroke. What should the nurse assess first?
- A. Level of consciousness
- B. Blood pressure
- C. Pupil reaction
- D. Heart rate
Correct answer: A
Rationale: Assessing the level of consciousness is a critical first step in evaluating a potential stroke. Changes in the level of consciousness can indicate the severity and location of brain damage, helping to guide immediate interventions. Assessing blood pressure, pupil reaction, and heart rate are also important aspects of the assessment in a suspected stroke patient. However, the priority is to quickly determine the client's level of consciousness to assess their neurological status.
3. 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.
4. A patient with a history of breast cancer is being prescribed tamoxifen (Nolvadex). The nurse should educate the patient about what potential side effect of this medication?
- A. Increased risk of venous thromboembolism
- B. Increased risk of hot flashes
- C. Increased risk of cataracts
- D. Increased risk of bone fractures
Correct answer: A
Rationale: The correct answer is A: Increased risk of venous thromboembolism. Tamoxifen is known to increase the risk of venous thromboembolism, a serious side effect. Patients should be educated about the signs and symptoms of blood clots such as swelling, redness, warmth, or pain in the affected limb. Choices B, C, and D are incorrect because tamoxifen is not associated with an increased risk of hot flashes, cataracts, or bone fractures.
5. In Guillain-Barre syndrome, what pathophysiologic process underlies the deficits that accompany the degeneration of myelin in the peripheral nervous system (PNS)?
- A. The destruction of myelin results in a reduction in Schwann cell production in the client's PNS.
- B. The lack of myelin surrounding nerve cells compromises the axonal transport system.
- C. Without remyelination, the axon will eventually die.
- D. A deficit of myelin makes the client more susceptible to infection by potential pathogens.
Correct answer: C
Rationale: In Guillain-Barre syndrome, the destruction of myelin leads to axonal damage. If remyelination does not occur, the axon will eventually degenerate and die, impacting nerve function. Choice A is incorrect because the destruction of myelin does not affect Schwann cell production. Choice B is incorrect as the lack of myelin directly affects the conduction of nerve impulses, not the axonal transport system. Choice D is incorrect as a deficit of myelin does not predispose the client to infections by potential pathogens.
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