HESI RN
HESI Medical Surgical Practice Exam Quizlet
1. A client is placed on a mechanical ventilator following a cerebral hemorrhage, and vecuronium bromide (Norcuron) 0.04 mg/kg q12 hours IV is prescribed. What is the priority nursing diagnosis for this client?
- A. Impaired communication related to paralysis of skeletal muscles.
- B. High risk for infection related to increased intracranial pressure.
- C. Potential for injury related to impaired lung expansion.
- D. Social isolation related to inability to communicate.
Correct answer: A
Rationale: The priority nursing diagnosis for a client on a mechanical ventilator receiving vecuronium bromide is 'Impaired communication related to paralysis of skeletal muscles.' Vecuronium is a skeletal muscle relaxant that causes diaphragmatic paralysis, leading to the inability of the client to communicate effectively. This is a crucial nursing concern as it impacts the client's ability to express needs and participate in care. Option B 'High risk for infection related to increased intracranial pressure' is not the priority in this scenario as the client's condition is related to the effects of the medication and mechanical ventilation, not directly to increased intracranial pressure. Option C 'Potential for injury related to impaired lung expansion' is important but not the priority over impaired communication. Option D 'Social isolation related to inability to communicate' is not the priority nursing diagnosis in this situation as it focuses more on psychosocial aspects rather than the immediate physiological concern of communication impairment.
2. In a client with heart failure presenting bilateral +4 edema of the right ankle extending up to midcalf while sitting with legs dependent, what is the priority goal?
- A. Decrease venous congestion.
- B. Maintain normal respirations.
- C. Maintain body temperature.
- D. Prevent injury to lower extremities.
Correct answer: A
Rationale: The priority goal in this scenario is to decrease venous congestion. By elevating the legs above the heart level, venous return is improved, reducing congestion in the lower extremities. This intervention helps decrease swelling and prevents complications such as impaired tissue perfusion. Maintaining normal respirations and body temperature are important aspects of care but are secondary to addressing the immediate issue of venous congestion. Preventing injury to lower extremities is also essential but takes precedence after managing the venous congestion to prevent further complications.
3. An emergency department nurse assesses a client with a history of urinary incontinence who presents with extreme dry mouth, constipation, and an inability to void. Which question should the nurse ask first?
- A. Are you drinking plenty of water?
- B. What medications are you taking?
- C. Have you tried laxatives or enemas?
- D. Has this type of thing ever happened before?
Correct answer: B
Rationale: In this scenario, the client's symptoms of dry mouth, constipation, and inability to void are indicative of anticholinergic side effects, which can be caused by medications like propantheline (Pro-Banthine) commonly used to treat incontinence. The first question the nurse should ask is about the client's medications to determine if they are taking anticholinergic drugs. This information is crucial as it can help differentiate between a simple side effect or a potential overdose. Asking about water intake (Choice A) may be relevant later but is not the priority in this situation. Questioning about laxatives or enemas (Choice C) and past occurrences (Choice D) are not as pertinent initially as identifying the client's current medication status.
4. Which of the following is a key symptom of hyperthyroidism?
- A. Weight loss.
- B. Weight gain.
- C. Tachycardia.
- D. Dry skin.
Correct answer: A
Rationale: The correct answer is weight loss. In hyperthyroidism, there is an excess production of thyroid hormones leading to an increased metabolic rate. This increased metabolism can result in weight loss despite normal or increased appetite. Choice B (Weight gain) is more commonly associated with hypothyroidism where the metabolic rate is decreased. Choice C (Tachycardia) is another common symptom of hyperthyroidism due to the effects of thyroid hormones on the heart, causing an increased heart rate. Choice D (Dry skin) is not a typical symptom of hyperthyroidism; instead, it is more commonly associated with hypothyroidism.
5. A client has the following arterial blood gas (ABG) results: pH 7.51, PCO2 31 mm Hg, PO2 94 mm Hg, HCO3 24 mEq/L. Which of the following acid-base disturbances does the nurse recognize in these results?
- A. Metabolic acidosis
- B. Metabolic alkalosis
- C. Respiratory acidosis
- D. Respiratory alkalosis
Correct answer: D
Rationale: The ABG results show a pH above the normal range (7.35-7.45) and a decreased PCO2, indicating respiratory alkalosis. In respiratory alkalosis, the pH is increased and the PCO2 is decreased. Metabolic acidosis (choice A) would present with a low pH and low HCO3 levels. Metabolic alkalosis (choice B) would show an increased pH and HCO3 levels. Respiratory acidosis (choice C) would have a low pH and an increased PCO2.
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