HESI LPN
HESI Test Bank Medical Surgical Nursing
1. The healthcare provider prescribes Cytovene 375 mg every 12 hours to infuse over 90 minutes. The pharmacy delivers Cytovene 375 mg in a 150 mL IV bag. How many ml/hour should the nurse program the infusion pump?
- A. 50 ml/hour.
- B. 75 ml/hour.
- C. 100 ml/hour.
- D. 125 ml/hour.
Correct answer: C
Rationale: To infuse 150 mL over 90 minutes, the pump should be set to 100 ml/hour (150 mL / 1.5 hours). This rate ensures that the medication is delivered at the proper rate as prescribed. Choices A, B, and D are incorrect because they do not reflect the correct calculation based on the volume of the IV bag and the infusion duration provided in the question.
2. When selecting patient problems for the 4-year-old child with nephrosis, what should be a priority for the nurse?
- A. Impaired body image
- B. Skin impairment
- C. Nutritional deficit
- D. Injury
Correct answer: B
Rationale: The correct answer is B: Skin impairment. Nephrosis is characterized by gross edema, making skin care a priority. Skin impairment can result from the edema and needs close monitoring and management. While nutritional deficit and injury are important considerations in patient care, they are not the priority when dealing with a child with nephrosis. Impaired body image is not typically a priority in the immediate care of a young child with nephrosis.
3. A male client with acquired immune deficiency syndrome (AIDS) and Pneumocystis carinii pneumonia has a CD4+ T cell count of 200 cells/microliter. The client asks the nurse why he keeps getting these massive infections. Which pathophysiologic mechanism should the nurse describe in response to the client's question?
- A. Bone marrow suppression of white blood cells causes insufficient cells to phagocytize organisms.
- B. Exposure to multiple environmental infectious agents overburdens the immune system until it fails.
- C. The humoral immune response lacks B cells that form antibodies and opportunistic infections result.
- D. Inadequate numbers of T lymphocytes are available to initiate cellular immunity and macrophages.
Correct answer: D
Rationale: With a CD4+ T cell count of 200 cells/microliter, the client's immune system is severely compromised, leading to opportunistic infections.
4. While assisting a female client to the toilet, the client begins to have a seizure, and the nurse eases her to the floor. The nurse calls for help and monitors the client until the seizing stops. Which intervention should the nurse implement first?
- A. Document details of the seizure activity.
- B. Observe for lacerations on the tongue.
- C. Observe for prolonged periods of apnea.
- D. Evaluate for evidence of incontinence.
Correct answer: A
Rationale: Documenting details of the seizure activity is the priority intervention as it is crucial for medical records and future care planning. This documentation can provide vital information for healthcare providers in understanding the type, duration, and characteristics of the seizure. Observing for lacerations on the tongue, prolonged periods of apnea, or evidence of incontinence are important assessments, but they come after documenting the seizure activity.
5. After a CT scan with intravenous contrast medium, a client returns to the room complaining of shortness of breath and itching. Which intervention should the nurse implement?
- A. Call respiratory therapy to administer a breathing treatment.
- B. Send for an emergency tracheostomy set.
- C. Prepare a dose of epinephrine.
- D. Review the client's complete list of allergies.
Correct answer: C
Rationale: Preparing a dose of epinephrine is the correct intervention in this situation as the client is displaying symptoms of an anaphylactic reaction to the contrast medium used during the CT scan. Epinephrine is the first-line treatment for anaphylaxis due to its ability to reverse the symptoms rapidly. Calling respiratory therapy for a breathing treatment (Choice A) may not address the underlying allergic reaction and delay appropriate treatment. Sending for an emergency tracheostomy set (Choice B) is not indicated as the client's symptoms suggest an allergic reaction rather than airway obstruction. Reviewing the client's complete list of allergies (Choice D) is important but would not provide immediate relief for the client's current symptoms; administering epinephrine takes precedence in this situation.
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