ATI RN
Pathophysiology Exam 1 Quizlet
1. A nurse is caring for a client with a newly inserted pacemaker. What is the most important nursing action post-procedure?
- A. Monitor the insertion site for signs of infection.
- B. Educate the client about activity restrictions.
- C. Monitor the client's heart rate and rhythm.
- D. Assess the client's lung sounds for signs of fluid overload.
Correct answer: A
Rationale: Post-procedure, monitoring the insertion site for signs of infection is crucial because it helps in early detection of any potential complications such as infection. While educating the client about activity restrictions, monitoring the client's heart rate and rhythm, and assessing lung sounds for signs of fluid overload are important aspects of care, the immediate priority post-procedure is to prevent infection at the insertion site, which could lead to serious complications.
2. Following the administration of her annual influenza vaccination, a health care worker remains at the clinic for observation due to pain at the injection site. What should the nurse recommend?
- A. ASA
- B. Acetaminophen
- C. Meperidine (Demerol)
- D. Heat application
Correct answer: B
Rationale: The correct recommendation for pain at the injection site after an influenza vaccination is Acetaminophen. Acetaminophen is a suitable choice for managing mild to moderate pain and fever commonly associated with vaccinations. Choice A, ASA (aspirin), is not recommended due to the risk of Reye's syndrome in children and teenagers following viral illnesses. Choice C, Meperidine (Demerol), is a potent opioid analgesic and is not typically indicated for mild pain relief. Choice D, heat application, is not the standard recommendation for pain at an injection site and may not provide adequate relief.
3. What causes hepatic encephalopathy?
- A. A brain infection
- B. Increased ammonia levels in the bloodstream
- C. Decreased albumin blood levels
- D. Untreated chronic bronchitis
Correct answer: B
Rationale: Hepatic encephalopathy is caused by increased ammonia levels in the bloodstream. Ammonia, a byproduct of protein metabolism normally processed by the liver, accumulates in the bloodstream when the liver is unable to function properly. This excess ammonia affects brain function, leading to symptoms of hepatic encephalopathy. Choices A, C, and D are incorrect because they do not directly relate to the pathophysiology of hepatic encephalopathy.
4. Which of the following is a characteristic of disseminated intravascular coagulation (DIC)?
- A. Simultaneous stroke and heart attack
- B. Simultaneous clotting and bleeding
- C. Simultaneous clotting and insulin release
- D. Simultaneous bleeding and vomiting
Correct answer: B
Rationale: Disseminated intravascular coagulation (DIC) is characterized by simultaneous clotting and bleeding throughout the body. This imbalance in the body's clotting system leads to the formation of blood clots in small blood vessels, which can consume clotting factors and platelets, ultimately leading to excessive bleeding. Choices A, C, and D are incorrect because they do not describe the characteristic feature of DIC, which involves both clotting and bleeding.
5. A patient is starting on alendronate (Fosamax) for osteoporosis. What instructions should the nurse provide to ensure the effectiveness of the medication?
- A. Take the medication with a full glass of water and remain upright for at least 30 minutes.
- B. Take the medication at bedtime to ensure absorption during sleep.
- C. Take the medication with milk to enhance calcium absorption.
- D. Take the medication with food to prevent gastrointestinal upset.
Correct answer: A
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 absorption. Choice B is incorrect because taking alendronate at bedtime can increase the risk of esophageal irritation due to lying down. Choice C is incorrect as taking alendronate with milk can reduce its absorption. Choice D is incorrect because alendronate should be taken on an empty stomach to enhance its effectiveness.
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