ATI RN
Pathophysiology Exam 1 Quizlet
1. A client has experienced a pontine stroke which has resulted in severe hemiparesis. What priority assessment should the nurse perform prior to allowing the client to eat or drink from the food tray?
- A. Evaluate the client's gag reflex.
- B. Assess the client's bowel sounds.
- C. Check the client's pupil reaction.
- D. Monitor the client's heart rate.
Correct answer: A
Rationale: The correct answer is to evaluate the client's gag reflex. When a client has experienced a stroke resulting in severe hemiparesis, assessing the gag reflex is crucial before allowing them to eat or drink. This assessment helps prevent aspiration, a serious complication that can occur due to impaired swallowing ability. Assessing bowel sounds (Choice B), pupil reaction (Choice C), or heart rate (Choice D) are important assessments but are not the priority in this situation where the risk of aspiration is higher.
2. A public health nurse is responsible for the administration of numerous immunizations. Which of the following guidelines regarding anaphylaxis should the nurse adhere to?
- A. The patient should be observed for anaphylaxis for 1 minute after administration.
- B. The patient should be observed for anaphylaxis for 5 minutes after administration.
- C. The patient should be observed for anaphylaxis for 30 minutes after administration.
- D. The patient should be observed for anaphylaxis for 90 minutes after administration.
Correct answer: C
Rationale: The correct answer is C: 'The patient should be observed for anaphylaxis for 30 minutes after administration.' This is because anaphylaxis can occur within minutes of administration of an immunization. By observing the patient for 30 minutes, the nurse can promptly identify and manage any signs of anaphylaxis. Choices A, B, and D are incorrect as they suggest shorter or longer observation periods, which may not be sufficient to detect and respond to anaphylaxis in a timely manner.
3. A patient with a history of venous thromboembolism is prescribed hormone replacement therapy (HRT). What should the nurse emphasize about the risks associated with this therapy?
- A. HRT is associated with an increased risk of venous thromboembolism, so patients should be educated about the signs and symptoms of blood clots.
- B. HRT may improve mood and energy levels, but it also increases the risk of osteoporosis.
- C. HRT can decrease the risk of fractures, but it also increases the risk of developing diabetes.
- D. HRT may increase the risk of breast cancer, so regular mammograms are essential.
Correct answer: A
Rationale: HRT is associated with an increased risk of venous thromboembolism, so patients should be educated about the signs and symptoms of blood clots and advised to seek immediate medical attention if they occur.
4. A patient is being educated about sildenafil (Viagra). Which of the following statements by the patient indicates that further teaching is necessary?
- A. I can take this medication with nitroglycerin.
- B. This medication can cause an erection lasting more than 4 hours.
- C. I should not take this medication if I am taking medications containing nitrates.
- D. This medication is safe to take with any over-the-counter medication.
Correct answer: A
Rationale: The correct answer is A because sildenafil should not be taken with medications containing nitrates, such as nitroglycerin, due to the risk of severe hypotension. Choice B is incorrect because priapism (prolonged erection) is a serious side effect but does not require immediate intervention like severe hypotension. Choice C is incorrect as it correctly identifies a contraindication for sildenafil use. Choice D is incorrect because not all over-the-counter medications are safe to take with sildenafil, and interactions can occur.
5. The registered nurse is teaching a class on inflammation and explains that which cell is the predominant phagocyte arriving early at inflammatory and infection sites?
- A. Macrophages
- B. Mast cells
- C. Monocytes
- D. Neutrophils
Correct answer: D
Rationale: Neutrophils are the correct answer as they are the predominant phagocytes arriving early at inflammatory and infection sites. Neutrophils are part of the body's innate immune system and are among the first responders to sites of inflammation or infection. They play a crucial role in engulfing and destroying pathogens. Macrophages, although important phagocytes, usually arrive later at the site. Mast cells are involved in allergic reactions and not primarily phagocytes. Monocytes are precursors to macrophages and are not the predominant phagocytes arriving early at inflammatory sites.
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