HESI LPN
HESI Fundamentals Test Bank
1. Seconal 0.1 gram PRN at bedtime is prescribed to a client for rest. The scored tablets are labeled 1.5 grains per tablet. How many tablets should the LPN/LVN plan to administer?
- A. 0.5 tablet
- B. 1 tablet
- C. 1.5 tablets
- D. 2 tablets
Correct answer: B
Rationale: To calculate the number of tablets needed, convert the prescribed dose of Seconal from grams to grains. Since 1 gram is equal to approximately 15.43 grains, 0.1 gram is roughly 1.543 grains. Given that each tablet contains 1.5 grains, administering 1 tablet (which is slightly more than the 1.543 grains needed) provides the correct dose of Seconal. Therefore, the LPN/LVN should plan to administer 1 tablet. Choice A (0.5 tablet) is incorrect as it would provide less than the required dose. Choice C (1.5 tablets) and Choice D (2 tablets) are incorrect as they would exceed the necessary dosage.
2. A client with diabetes mellitus is learning to self-administer insulin. Which action by the client indicates the need for further teaching?
- A. The client rotates injection sites on the abdomen.
- B. The client draws up the insulin dose after warming the vial to room temperature.
- C. The client pinches the skin before injecting the insulin.
- D. The client injects the insulin at a 90-degree angle.
Correct answer: B
Rationale: Drawing up insulin after warming the vial to room temperature indicates a need for further teaching, as insulin should be at room temperature for administration. Choice A is correct as rotating injection sites helps prevent lipodystrophy. Choice C is correct as pinching the skin helps ensure proper subcutaneous injection. Choice D is correct as injecting insulin at a 90-degree angle is the recommended technique for subcutaneous injections.
3. A client is scheduled for a bronchoscopy. After the nurse explains the procedure, which statement by the client indicates a need for further teaching?
- A. I'm glad I don’t have to lie still for this procedure.
- B. I will have a local anesthetic to help with discomfort.
- C. I hope I get some medicine to relax me.
- D. I can't eat or drink for 6 hours before the procedure.
Correct answer: A
Rationale: The correct answer is A because the client's statement indicates a misunderstanding about the need to lie still during the bronchoscopy procedure. The client actually needs to remain still for the procedure to ensure its accuracy and safety. Choices B, C, and D demonstrate an understanding of the procedure by acknowledging the local anesthetic for discomfort, the possibility of receiving medicine for relaxation, and the requirement to fast before the procedure, respectively.
4. The LPN is caring for a client who has been placed in restraints. What is the most important action for the nurse to take?
- A. Ensure that the client’s circulation is checked every hour.
- B. Document the reason for the restraints every 4 hours.
- C. Provide range-of-motion exercises every 2 hours.
- D. Release the restraints every 2 hours for repositioning.
Correct answer: D
Rationale: The most crucial action for the nurse to take when caring for a client in restraints is to release the restraints every 2 hours for repositioning. This practice helps prevent complications such as pressure ulcers and impaired circulation by ensuring adequate blood flow and preventing skin breakdown. Checking the client's circulation every hour (Choice A) is important, but releasing the restraints for repositioning takes precedence to prevent serious complications. While documenting the reason for restraints (Choice B) is essential for legal and documentation purposes, it is not as critical as providing necessary care to the client's physical well-being. Providing range-of-motion exercises (Choice C) is beneficial for maintaining mobility but may not address the immediate risks associated with prolonged restraint use.
5. A nurse is planning care for a client who has hypernatremia. Which of the following actions should the nurse include in the plan of care?
- A. Infuse hypotonic IV fluids.
- B. Implement a fluid restriction.
- C. Increase sodium intake.
- D. Administer sodium polystyrene sulfonate.
Correct answer: A
Rationale: The correct answer is to infuse hypotonic IV fluids. In hypernatremia, there is an elevated sodium concentration in the blood, and diluting it with hypotonic fluids helps to lower the sodium levels. Implementing a fluid restriction or increasing sodium intake would worsen hypernatremia by further concentrating sodium in the body. Administering sodium polystyrene sulfonate is used for treating hyperkalemia, not hypernatremia.
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