ATI LPN
PN ATI Capstone Pharmacology 1 Quiz
1. A client who signed an informed consent form for surgery but has since expressed doubts about the need for surgery should discuss concerns with the surgeon to obtain informed answers. Which statement should the nurse make?
- A. It's normal to feel unsure; the surgery will be beneficial
- B. You can cancel surgery any time without any consequences
- C. I'll inform the surgeon to answer your questions before surgery
- D. We can reschedule surgery for another day
Correct answer: C
Rationale: The correct answer is C because the nurse should facilitate communication between the client and the surgeon to address any doubts and provide necessary information. Choice A may invalidate the client's concerns and might not address the root of the issue. Choice B oversimplifies the situation and might not consider the potential consequences of canceling surgery. Choice D, while offering an alternative, does not address the client's doubts about the surgery.
2. A nurse is assessing a client who has a history of atrial fibrillation and is receiving warfarin. Which of the following laboratory values should the nurse monitor to determine the effectiveness of the warfarin?
- A. Platelet count
- B. International normalized ratio (INR)
- C. Bleeding time
- D. Partial thromboplastin time (PTT)
Correct answer: B
Rationale: The correct answer is B: International normalized ratio (INR). The INR is used to monitor the effectiveness of warfarin therapy. A higher INR indicates a longer time it takes for the blood to clot, which is desirable in patients receiving warfarin to prevent blood clots. Platelet count (Choice A) assesses the number of platelets in the blood and is not directly related to warfarin therapy. Bleeding time (Choice C) evaluates the time it takes for a person to stop bleeding after a standardized wound, but it is not specific to monitoring warfarin effectiveness. Partial thromboplastin time (PTT) (Choice D) is more commonly used to monitor heparin therapy, not warfarin.
3. A healthcare provider is assessing a client who is receiving heparin therapy for deep vein thrombosis (DVT). Which of the following laboratory values should the provider monitor to evaluate the therapeutic effect of the heparin?
- A. Platelet count
- B. Partial thromboplastin time (PTT)
- C. Prothrombin time (PT)
- D. Bleeding time
Correct answer: B
Rationale: The Partial Thromboplastin Time (PTT) is the correct laboratory value to monitor heparin therapy. PTT measures the time it takes for blood to clot and is specifically used to evaluate the effectiveness of anticoagulation therapy such as heparin. Monitoring the PTT helps ensure that the heparin dose is within the therapeutic range. Platelet count, Prothrombin time (PT), and Bleeding time are not specific laboratory values for monitoring the therapeutic effect of heparin therapy. Platelet count is more indicative of platelet function, PT is used to monitor warfarin therapy, and Bleeding time assesses platelet function rather than the effect of heparin therapy.
4. A nurse is admitting a client who is at 33 weeks of gestation and has preeclampsia with severe features. Which of the following actions should the nurse take?
- A. Restrict protein intake to less than 40 g/day
- B. Initiate seizure precautions for the client
- C. Initiate an infusion of 0.9% sodium chloride at 150 mL/hr
- D. Encourage the client to ambulate twice per day
Correct answer: B
Rationale: The correct action for the nurse to take is to initiate seizure precautions for the client. Severe preeclampsia increases the risk of seizures (eclampsia), making it crucial to prioritize the safety of the client. Restricting protein intake (Choice A) is not the priority in this situation as seizure prevention takes precedence. While maintaining hydration is essential, starting an infusion of 0.9% sodium chloride (Choice C) is not the initial action needed for seizure prevention. Encouraging the client to ambulate (Choice D) may not be safe or appropriate considering the severity of preeclampsia and the risk of seizures.
5. A healthcare professional is assessing a client for signs of dehydration. Which of the following findings should the healthcare professional look for?
- A. Edema
- B. Dry mucous membranes
- C. Weight gain
- D. Increased urination
Correct answer: B
Rationale: Dry mucous membranes are a classic sign of dehydration. In dehydration, the body loses more water than it takes in, leading to dryness of mucous membranes like the mouth and throat. Edema (choice A) is swelling caused by excess fluid trapped in the body's tissues, which is not a typical sign of dehydration. Weight gain (choice C) is also not a common sign of dehydration; in fact, dehydration usually leads to weight loss. Increased urination (choice D) is more indicative of conditions like diabetes or diuretic use, not dehydration.
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