HESI LPN
Adult Health 2 Final Exam
1. Before a client undergoes a Magnetic Resonance Imaging (MRI) scan with contrast, what should the nurse assess?
- A. If the client has any metal implants
- B. If the client has allergies to iodine or shellfish
- C. If the client has a history of claustrophobia
- D. If the client has ever had a similar procedure before
Correct answer: A
Rationale: Before an MRI scan with contrast, the nurse should assess if the client has any metal implants. Metal implants can interfere with the magnetic field of the MRI, which can pose a risk to the client's safety and compromise the quality of the scan. Assessing for allergies to iodine or shellfish (Choice B) is important for contrast agents but not specific to metal implants. Claustrophobia assessment (Choice C) is relevant for MRI scans due to the confined space but not specific to metal implants. Past procedures (Choice D) are important for comparison but not directly related to the risks associated with metal implants during an MRI scan with contrast.
2. A client is scheduled for an abdominal ultrasound in the morning and has been instructed to fast overnight. The client asks the nurse why fasting is necessary. What is the best response?
- A. It helps reduce the production of intestinal gases.
- B. It ensures clearer imaging by emptying the stomach.
- C. It prevents the risk of aspiration during the procedure.
- D. It is a standard procedure for all surgical interventions.
Correct answer: B
Rationale: The correct answer is B: 'It ensures clearer imaging by emptying the stomach.' Fasting before an abdominal ultrasound is essential to empty the stomach, allowing for better visualization of the abdominal organs. This improves the quality of the imaging and enhances diagnostic accuracy. Choices A, C, and D are incorrect because reducing intestinal gases, preventing aspiration, and being a standard procedure for surgical interventions are not the primary reasons for fasting before an abdominal ultrasound.
3. What skin care measure should the nurse implement for a client who underwent external radiation treatment the previous day?
- A. Cleanse the radiated area with water and pat the skin dry
- B. Lightly massage the radiated skin with a lanolin-based lotion
- C. Rinse the site with normal saline and cover with a sterile towel
- D. Use a soft washcloth to gently remove the skin markings
Correct answer: A
Rationale: The correct measure for skin care after external radiation treatment is to cleanse the radiated area with water and pat the skin dry. This gentle cleansing without harsh chemicals or friction helps protect the integrity of radiated skin, preventing irritation or further damage. Choice B is incorrect because massaging radiated skin can cause further irritation, which should be avoided. Choice C is incorrect as rinsing with normal saline and covering with a sterile towel may not be necessary and could potentially introduce infection due to excessive moisture. Choice D is incorrect as using a soft washcloth to remove skin markings can be too abrasive for radiated skin, risking damage and irritation.
4. The nurse explains the 2-week dosage prescription of prednisone (Deltasone) to a client who has poison ivy over multiple skin surfaces. What should the nurse emphasize about the dosing schedule?
- A. Decrease the dosage daily as prescribed
- B. Monitor oral temperature daily
- C. Take the prednisone with meals
- D. Return for blood glucose monitoring in one week
Correct answer: A
Rationale: The correct answer is A: 'Decrease the dosage daily as prescribed.' Tapering the dosage of prednisone is crucial to prevent withdrawal symptoms and minimize the side effects of corticosteroid therapy. Decreasing the dosage gradually over time allows the body to adjust and reduces the risk of adrenal insufficiency. Choices B, C, and D are incorrect. Monitoring oral temperature daily, taking prednisone with meals, or returning for blood glucose monitoring in one week are not specific to the dosing schedule of prednisone for poison ivy treatment.
5. The nurse is monitoring a client's intravenous infusion and observes that the venipuncture site is cool to the touch, swollen, and the infusion rate is slower than the prescribed rate. What is the most likely cause of this finding?
- A. The solution's rate is too rapid
- B. The client has phlebitis
- C. The infusion site is infected
- D. The infusion is infiltrated
Correct answer: D
Rationale: The correct answer is D. An infiltrated IV occurs when fluid leaks into the surrounding tissue, causing coolness, swelling, and a slow infusion rate. Choice A is incorrect because a rapid solution rate does not typically cause these specific symptoms. Choice B, phlebitis, presents with redness, warmth, and tenderness along the vein, not coolness. Choice C, infection, usually manifests with redness, warmth, and possibly purulent drainage, not coolness and swelling.
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