ATI RN
ATI Pathophysiology Final Exam
1. A patient is prescribed tadalafil (Cialis) for erectile dysfunction. What condition would contraindicate the use of this medication?
- A. History of hypertension
- B. Use of nitrates
- C. Use of antihypertensive medications
- D. History of peptic ulcer disease
Correct answer: B
Rationale: The correct answer is B: 'Use of nitrates.' Tadalafil (Cialis) is contraindicated in patients using nitrates due to the risk of severe hypotension. Nitrates and tadalafil both cause vasodilation, leading to a synergistic effect that can result in a dangerous drop in blood pressure. Choices A, C, and D are incorrect because a history of hypertension, the use of antihypertensive medications, and a history of peptic ulcer disease are not direct contraindications for tadalafil use.
2. A patient is starting on a statin medication for hyperlipidemia. What critical instruction should the nurse provide?
- A. Take the medication at night to reduce the risk of muscle pain and other side effects.
- B. Take the medication in the morning with breakfast to improve absorption.
- C. Avoid alcohol consumption while taking this medication to reduce the risk of liver damage.
- D. Take the medication with a high-fat meal to increase its effectiveness.
Correct answer: A
Rationale: The correct answer is A. Statins like atorvastatin should be taken at night to reduce the risk of muscle pain and other side effects. Taking the medication with a high-fat meal (choice D) is not recommended as it can decrease the effectiveness of the medication. Alcohol consumption (choice C) should be moderated but does not need to be completely avoided unless contraindicated. Taking the medication with breakfast (choice B) may not be as effective as taking it at night due to the circadian rhythm of cholesterol synthesis.
3. Staff at the care facility note that a woman has started complaining of back pain in recent weeks and occasionally groans in pain. She has many comorbidities that require several prescription medications. The nurse knows that which factor is likely to complicate the clinician's assessment and treatment of the client's pain?
- A. Her advanced age may influence the expression and perception of pain.
- B. Her polypharmacy may complicate the pain management process.
- C. Her underlying conditions may mask or exacerbate the pain.
- D. Her cognitive function may decline, making pain assessment difficult.
Correct answer: B
Rationale: Polypharmacy, or the use of multiple medications, can complicate pain management due to drug interactions and side effects. While advanced age can influence pain perception, it is not the most likely factor to complicate assessment and treatment in this scenario. Underlying conditions may affect pain perception but do not directly complicate the management process. Cognitive decline can hinder pain assessment, but in this case, the focus is on factors directly impacting the treatment process, making option B the most appropriate choice.
4. A 52-year-old has made an appointment with his primary care provider and has reluctantly admitted that his primary health concern is erectile dysfunction (ED). He describes the problem as increasing in severity and consequent distress. Which of the nurse's assessment questions is most likely to address a common cause of ED?
- A. “How would you describe your overall health status?â€
- B. “Are you taking any medications for high blood pressure?â€
- C. “How has this issue been impacting your relationship?â€
- D. “Have you experienced any recent injuries?â€
Correct answer: B
Rationale: In the context of erectile dysfunction (ED), medication use is a crucial factor to consider. Many medications, including those used for high blood pressure, can contribute to ED as a side effect. Asking about medication use, particularly for conditions like high blood pressure, can help identify a common cause of ED. Choices A, C, and D do not directly address potential causes related to medication use, making them less likely to reveal a common underlying issue for ED in this case.
5. Multiple sclerosis manifests as asymmetrical and in different parts of the body because:
- A. Autoreactive lymphocytes are causing diffuse patchy damage to the myelin sheath in the central nervous system.
- B. Acetylcholine receptors are destroyed by immunoglobulin G.
- C. Autoreactive T lymphocytes cause progressive loss of neurons in the substantia nigra.
- D. Cortical motor cells degenerate.
Correct answer: A
Rationale: The correct answer is A. Multiple sclerosis is characterized by the immune system attacking the myelin sheath in the central nervous system. This attack leads to patchy damage on the myelin sheath, resulting in asymmetrical neurological symptoms. Choices B, C, and D are incorrect because they do not accurately describe the pathophysiology of multiple sclerosis. In multiple sclerosis, it is the autoreactive lymphocytes that target and damage the myelin sheath, not acetylcholine receptors, T lymphocytes, or cortical motor cells.
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