ATI RN
ATI Pathophysiology Quizlet
1. A patient is diagnosed with ischemic heart disease. She is prescribed filgrastim (Neupogen). What effect will this medication provide in the treatment of ischemic heart disease?
- A. Increase platelets
- B. Decrease platelets
- C. Promote angiogenesis
- D. Prevent thrombus formation
Correct answer: C
Rationale: Filgrastim (Neupogen) is a medication that promotes the growth of white blood cells. In the context of ischemic heart disease, promoting angiogenesis, the formation of new blood vessels, can improve blood flow to the heart muscle, reducing ischemia and potentially improving cardiac function. Therefore, the correct answer is C. Choices A and B are incorrect because filgrastim does not directly affect platelet levels. Choice D is also incorrect as filgrastim does not prevent thrombus formation.
2. A 75-year-old male presents with chest pain on exertion. The chest pain is most likely due to hypoxic injury secondary to:
- A. Malnutrition
- B. Free radicals
- C. Ischemia
- D. Chemical toxicity
Correct answer: C
Rationale: The correct answer is C: Ischemia. In this scenario, the 75-year-old male experiences chest pain on exertion, which is indicative of angina. Angina is primarily caused by reduced blood flow to the heart muscle, leading to hypoxic injury. This condition is known as ischemia. Options A, B, and D are incorrect. Malnutrition does not typically cause chest pain related to exertion. Free radicals and chemical toxicity are not common causes of chest pain in the context described. Therefore, the most likely cause of chest pain in this case is ischemia due to reduced blood flow.
3. Which ability should Nurse Rebecca expect from a client in the mild stage of dementia of the Alzheimer’s type?
- A. Remembering the daily schedule
- B. Recalling past events
- C. Coping with anxiety
- D. Solving problems of daily living
Correct answer: B
Rationale: In the mild stage of dementia of the Alzheimer’s type, clients can often recall past events but may have difficulty with new information. Therefore, Nurse Rebecca should expect the client to have the ability to recall past events. Choice A is incorrect because remembering the daily schedule may become challenging as the disease progresses. Choice C is incorrect as clients in the mild stage may experience anxiety, but coping with anxiety is not a specific ability associated with this stage of dementia. Choice D is incorrect as solving problems of daily living becomes more challenging as the disease advances, not in the mild stage.
4. A male patient with erectile dysfunction is prescribed sildenafil (Viagra). What specific instruction should the nurse provide to ensure the safe use of this medication?
- A. Take the medication with food to prevent nausea.
- B. Avoid taking nitrates while on this medication.
- C. Take the medication at bedtime to ensure absorption during sleep.
- D. Take the medication with milk to enhance absorption.
Correct answer: B
Rationale: The correct instruction the nurse should provide is to avoid taking nitrates while on sildenafil (Viagra). Combining sildenafil with nitrates can result in severe hypotension due to additive vasodilatory effects. Choice A is incorrect because sildenafil can be taken with or without food. Choice C is incorrect as there is no specific requirement to take sildenafil at bedtime. Choice D is incorrect as taking sildenafil with milk has not been shown to enhance its absorption.
5. Which of the following is found in higher concentrations within intracellular fluid?
- A. Magnesium
- B. Sodium
- C. Chloride
- D. Bicarbonate
Correct answer: A
Rationale: Magnesium is the correct answer as it is found in higher concentrations within intracellular fluid, where it plays vital roles in various cellular functions. Sodium, chloride, and bicarbonate are predominantly found in extracellular fluid rather than intracellular fluid, making them incorrect choices for this question.
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