ATI RN
ATI Pathophysiology Final Exam
1. A patient is prescribed zanamivir (Relenza) to treat influenza B. The patient has a history of asthma. For which of the following symptoms should the nurse assess?
- A. Bradycardia
- B. Pneumonia
- C. Bronchospasm
- D. Pulmonary embolism
Correct answer: C
Rationale: The correct answer is C: Bronchospasm. Zanamivir (Relenza) is an inhaled medication used to treat influenza by reducing the severity and duration of symptoms. Patients with a history of asthma are at risk of bronchospasm as a potential side effect of zanamivir. Assessing for bronchospasm is crucial in this case to ensure the patient's safety and well-being. Choices A, B, and D are incorrect. Bradycardia, pneumonia, and pulmonary embolism are not commonly associated with zanamivir use in the treatment of influenza B, especially in a patient with a history of asthma.
2. When starting on oral contraceptives, what should the nurse include in the education regarding the timing of the medication?
- A. Oral contraceptives should be taken at the same time each day to maintain stable hormone levels and prevent pregnancy.
- B. Oral contraceptives can be taken at any time of day, as long as the schedule is consistent.
- C. Oral contraceptives should be taken in the morning to avoid nighttime side effects.
- D. Oral contraceptives are effective immediately upon starting, regardless of timing.
Correct answer: A
Rationale: When educating a patient starting on oral contraceptives, it is essential to stress the importance of taking the medication at the same time each day. This ensures stable hormone levels, improving the effectiveness of the contraceptives in preventing pregnancy. Choice B is incorrect because consistency in timing is crucial for maintaining hormone levels. Choice C is incorrect as there is no specific requirement to take oral contraceptives in the morning to avoid side effects. Choice D is incorrect as oral contraceptives may take some time to become fully effective, and consistent timing is important for their efficacy.
3. A patient is prescribed sildenafil (Viagra) for erectile dysfunction. What key contraindication should the nurse review with the patient?
- A. Use of nitrates
- B. History of hypertension
- C. Use of antihypertensive medications
- D. Use of antihypertensive medications
Correct answer: A
Rationale: The correct answer is A: Use of nitrates. Sildenafil (Viagra) is contraindicated in patients taking nitrates due to the risk of severe hypotension. Nitrates and sildenafil both cause vasodilation, so their combined use can lead to a dangerous drop in blood pressure. Choices B, C, and D are incorrect because while a history of hypertension or use of antihypertensive medications may influence treatment decisions, they are not the key contraindication specifically related to sildenafil use.
4. After a 27-year-old woman with epilepsy had a generalized seizure, she feels tired and falls asleep. This is:
- A. an ominous sign.
- B. normal and termed the postictal period.
- C. a reflection of an underlying brain tumor.
- D. only worrisome if there are focal neurologic deficits after.
Correct answer: B
Rationale: The correct answer is B: normal and termed the postictal period. The postictal period is a common phase following a seizure where the individual may experience fatigue, confusion, or sleepiness. It is a normal part of the seizure event and does not necessarily indicate a serious issue. Choice A is incorrect because feeling tired and falling asleep after a seizure is not an ominous sign but rather a typical postictal symptom. Choice C is incorrect as there is no indication in the scenario provided that links the symptoms to an underlying brain tumor. Choice D is incorrect because the absence of focal neurologic deficits does not make the postictal period worrisome.
5. A patient with osteoporosis is prescribed raloxifene (Evista). What is the primary therapeutic action of this medication?
- A. It decreases bone resorption and increases bone density.
- B. It stimulates the formation of new bone.
- C. It increases calcium absorption in the intestines.
- D. It increases the excretion of calcium through the kidneys.
Correct answer: A
Rationale: The correct answer is A. Raloxifene works by decreasing bone resorption and increasing bone density. This helps in preventing further bone loss and reducing the risk of fractures in patients with osteoporosis. Choice B is incorrect because raloxifene does not stimulate the formation of new bone, but rather helps to maintain existing bone mass. Choice C is incorrect as raloxifene does not directly increase calcium absorption in the intestines. Choice D is also incorrect as raloxifene does not increase the excretion of calcium through the kidneys.
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