ATI LPN
ATI Learning System PN Medical Surgical Final Quizlet
1. A patient with severe anemia is prescribed erythropoietin. What is the primary action of this medication?
- A. Stimulate white blood cell production
- B. Increase platelet count
- C. Promote red blood cell production
- D. Enhance clotting factor production
Correct answer: C
Rationale: Erythropoietin is a hormone that primarily stimulates the bone marrow to produce more red blood cells. By increasing red blood cell production, erythropoietin helps to improve oxygen delivery to tissues, which is essential in managing anemia. Choices A, B, and D are incorrect because erythropoietin specifically targets red blood cell production and does not have a direct effect on white blood cells, platelets, or clotting factors.
2. What is the primary action of a short-acting beta2-agonist (SABA) prescribed to a patient with an acute asthma exacerbation?
- A. Reduce inflammation
- B. Relieve bronchospasm
- C. Thin respiratory secretions
- D. Suppress cough
Correct answer: B
Rationale: The correct answer is B: Relieve bronchospasm. The primary action of short-acting beta2-agonists (SABAs) is to relieve bronchospasm. These medications are bronchodilators that work by opening the airways, making breathing easier for patients experiencing asthma exacerbations. By relieving bronchospasm, SABAs help improve airflow and alleviate symptoms of asthma such as wheezing and shortness of breath. Choices A, C, and D are incorrect because SABAs do not primarily reduce inflammation, thin respiratory secretions, or suppress cough. While these actions may be part of asthma management, the immediate goal of using a SABA during an acute exacerbation is to quickly relieve bronchospasm and improve airflow.
3. A 65-year-old man presents with weight loss, jaundice, and a palpable mass in the right upper quadrant. Laboratory tests reveal elevated bilirubin and alkaline phosphatase levels. What is the most likely diagnosis?
- A. Gallstones
- B. Hepatitis
- C. Pancreatic cancer
- D. Primary biliary cirrhosis
Correct answer: C
Rationale: The combination of weight loss, jaundice, a palpable mass in the right upper quadrant, and elevated bilirubin and alkaline phosphatase levels strongly suggests pancreatic cancer. The presentation is classic for pancreatic malignancy, which commonly presents with obstructive jaundice due to the tumor blocking the common bile duct, leading to elevated bilirubin and alkaline phosphatase levels. Weight loss is a common symptom of advanced pancreatic cancer. The palpable mass in the right upper quadrant corresponds to the location of the pancreas. Gallstones typically manifest with different symptoms, while hepatitis and primary biliary cirrhosis are less likely to present with a palpable mass and weight loss in this scenario.
4. A client with cirrhosis of the liver is experiencing pruritus. Which intervention should the nurse implement to help relieve the client's symptoms?
- A. Administer acetaminophen (Tylenol).
- B. Apply lotion to the skin.
- C. Encourage a high-protein diet.
- D. Provide a warm bath.
Correct answer: B
Rationale: Pruritus is a common symptom in clients with cirrhosis due to bile salts accumulating in the skin. Applying lotion to the skin helps soothe the itching and can prevent skin breakdown. Acetaminophen can worsen liver damage in clients with cirrhosis as it is metabolized in the liver. Encouraging a high-protein diet is not directly related to relieving pruritus. Providing a warm bath may further dry the skin, exacerbating the itching. Therefore, the most appropriate intervention to help relieve pruritus in a client with cirrhosis is to apply lotion to the skin.
5. The healthcare provider is preparing to administer a blood transfusion. Which action is most important to ensure client safety?
- A. Check the client's vital signs before starting the transfusion.
- B. Verify the client's identity and blood compatibility.
- C. Administer the blood with normal saline.
- D. Monitor the client for the first 15 minutes of the transfusion.
Correct answer: B
Rationale: Verifying the client's identity and blood compatibility is the most critical step in ensuring client safety during a blood transfusion. This process helps prevent transfusion reactions by confirming that the correct blood product is being administered to the right patient.
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