ATI RN
Pathophysiology Practice Questions
1. Which of the following outcome criteria is appropriate for a client with dementia?
- A. The client will return to an established schedule for activities of daily living.
- B. The client will learn new coping mechanisms to handle anxiety.
- C. The client will seek out resources in the community for support.
- D. The client will follow an established schedule for activities of daily living.
Correct answer: D
Rationale: The correct answer is D. For clients with dementia, following an established schedule for activities of daily living is appropriate as it helps maintain routine and structure, which can be beneficial for their condition. Choice A has been rephrased to align better with the context of dementia care. Choice A is incorrect as expecting a return to a previous level of self-functioning may not be realistic for clients with dementia. Choice B is not the most appropriate outcome criteria as handling anxiety, while important, may not be the primary focus when working with clients with dementia. Choice C, seeking out resources in the community for support, is also important but may not be as directly related to the day-to-day care and management of activities for a client with dementia.
2. What is the etiology and most likely treatment for myasthenia gravis in a 22-year-old female college student?
- A. Autoimmune destruction of skeletal muscle cells; treatment with intensive physical therapy and anabolic steroids.
- B. A decline in functioning acetylcholine receptors; treatment with corticosteroids and intravenous immunoglobulins.
- C. Cerebellar lesions; surgical and immunosuppressive treatment.
- D. Excess acetylcholinesterase production; treatment with thymectomy.
Correct answer: B
Rationale: Myasthenia gravis is characterized by a decline in functioning acetylcholine receptors rather than autoimmune destruction of skeletal muscle cells (Choice A), cerebellar lesions (Choice C), or excess acetylcholinesterase production (Choice D). The most likely treatment for myasthenia gravis involves corticosteroids to reduce inflammation and intravenous immunoglobulins to block the antibodies attacking acetylcholine receptors. Intensive physical therapy and anabolic steroids are not primary treatments for myasthenia gravis.
3. What specific instructions should the nurse provide for proper administration of alendronate (Fosamax) in a patient with osteoporosis?
- A. Take the medication with milk to enhance calcium absorption.
- B. Take the medication with a full glass of water and remain upright for at least 30 minutes.
- C. Take the medication at bedtime to ensure absorption during sleep.
- D. Take the medication with food to prevent gastrointestinal upset.
Correct answer: B
Rationale: The correct answer is to take alendronate with a full glass of water and remain upright for at least 30 minutes. This is essential to prevent esophageal irritation and ensure proper drug absorption. Choice A is incorrect as alendronate should not be taken with milk due to potential interactions. Choice C is incorrect as there is no need to take the medication at bedtime specifically. Choice D is incorrect as taking alendronate with food can decrease its absorption.
4. Which type of lymphocyte recognizes and eliminates virus-infected cells and cancerous cells?
- A. Neutrophils
- B. Macrophages
- C. Natural killer cells
- D. Langerhans cells
Correct answer: C
Rationale: Natural killer cells are a type of lymphocyte that plays a crucial role in recognizing and eliminating virus-infected cells and cancerous cells. Neutrophils (Choice A) are a type of white blood cell involved in fighting infections, mainly through phagocytosis. Macrophages (Choice B) are another type of white blood cell that engulfs and digests cellular debris and pathogens. Langerhans cells (Choice D) are a type of dendritic cell found in the skin and mucosa, primarily involved in antigen presentation.
5. Which of the following nonpharmacologic treatments is most likely to be a useful and appropriate supplement to pharmacologic analgesia at this point?
- A. Cognitive-behavioral therapy
- B. Cold and heat application
- C. Therapeutic ultrasound
- D. Biofeedback
Correct answer: B
Rationale: The correct answer is B: Cold and heat application. Cold and heat application are commonly used nonpharmacologic methods for managing pain and can complement pharmacologic treatments. Cold packs can help reduce inflammation and numb localized areas, while heat application can increase blood flow and relax muscles. Cognitive-behavioral therapy (A) focuses on changing negative thought patterns and behaviors to manage pain but may not directly supplement pharmacologic analgesia. Therapeutic ultrasound (C) uses sound waves to generate heat within body tissues, which can be therapeutic, but it may not be as directly complementary to pharmacologic analgesia as cold and heat application. Biofeedback (D) involves using electronic devices to help individuals control physiological processes, but its direct role as a supplement to pharmacologic analgesia may be less pronounced compared to cold and heat application.
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