HESI LPN
HESI Test Bank Medical Surgical Nursing
1. What is the most critical initial intervention for a client who is actively seizing?
- A. Restrain the client to prevent injury
- B. Insert an oral airway
- C. Turn the client to the side
- D. Apply soft restraints to the wrists
Correct answer: C
Rationale: The most critical initial intervention for a client who is actively seizing is to turn the client to the side. This action helps maintain an open airway and prevents aspiration during a seizure. Restrain the client to prevent injury (Choice A) is incorrect because restraining a client during a seizure can lead to injury. Inserting an oral airway (Choice B) is not recommended as it can cause injury and is not necessary during an active seizure. Applying soft restraints to the wrists (Choice D) is also not recommended as it can lead to harm and does not address the immediate airway management needed during a seizure.
2. How are type IV hypersensitivity reactions different from all other types (I, II, or III) of hypersensitivity reactions?
- A. They involve antigen-antibody complexes.
- B. They are mediated by T cells and do not involve antibodies.
- C. They result in immediate allergic reactions.
- D. They are the least severe form of hypersensitivity.
Correct answer: B
Rationale: Type IV hypersensitivity reactions are mediated by T cells and cytokine release, leading to delayed reactions, unlike types I, II, and III, which involve antibodies. Choice A is incorrect because type IV reactions do not involve antigen-antibody complexes. Choice C is incorrect as type IV reactions do not result in immediate allergic reactions. Choice D is incorrect as type IV reactions are not the least severe form of hypersensitivity; in fact, they are known to cause significant tissue damage and inflammation.
3. What pathophysiologic process is producing the symptoms of gout in a client with sudden onset of big toe joint pain and swelling?
- A. Deposition of crystals in the synovial space of the joints produces inflammation and irritation.
- B. Degeneration of joint cartilage causing inflammation.
- C. Infection of the joint space leading to inflammation.
- D. Increased synovial fluid causing joint swelling and pain.
Correct answer: A
Rationale: The correct answer is A. Gout is characterized by the deposition of uric acid crystals in the synovial fluid of joints, which triggers inflammation and pain. This process is known as crystal-induced arthritis. Choice B is incorrect as gout does not involve degeneration of joint cartilage. Choice C is incorrect as gout is not caused by an infection of the joint space. Choice D is incorrect as gout does not result from increased synovial fluid but rather from the deposition of uric acid crystals.
4. Laboratory findings indicate that a client’s serum potassium level is 2.5 mEq/L. What action should the nurse take?
- A. Administer potassium supplements orally.
- B. Increase the client's dietary potassium intake.
- C. Inform the healthcare provider of the need for potassium replacement.
- D. Monitor the client's ECG continuously.
Correct answer: C
Rationale: A serum potassium level of 2.5 mEq/L is critically low, indicating severe hypokalemia. In this situation, it is essential for the nurse to inform the healthcare provider promptly about the need for potassium replacement. Administering potassium supplements orally or increasing dietary potassium intake is not appropriate in cases of critically low potassium levels as immediate and precise replacement is necessary. Monitoring the client's ECG continuously is important in severe cases of hypokalemia, but the priority action should be to inform the healthcare provider for further management and treatment.
5. Before selecting which medication to administer, which action should the nurse implement if a postoperative client reports incisional pain and has two prescriptions for PRN analgesia?
- A. Compare the client’s pain scale rating with the prescribed dosing.
- B. Determine which prescription will have the quickest onset of action.
- C. Ask the client to choose which medication is needed for the pain.
- D. Document the client’s report of pain in the electronic medical record.
Correct answer: A
Rationale: When a postoperative client reports incisional pain and has two prescriptions for PRN analgesia, the nurse should first compare the client’s pain scale rating with the prescribed dosing. This action ensures that the client receives the appropriate medication based on their pain level. Determining the onset of action or asking the client to choose the medication does not guarantee that the right medication is administered according to the pain intensity. Documenting the pain report is important but should not be the first action when deciding which medication to administer.
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