HESI RN
Evolve HESI Medical Surgical Practice Exam Quizlet
1. In a patient with asthma, which of the following is a primary goal of treatment?
- A. Improving oxygenation.
 - B. Reducing inflammation.
 - C. Improving airflow.
 - D. Reducing airway constriction.
 
Correct answer: C
Rationale: The primary goal in the treatment of asthma is to improve airflow. Asthma is characterized by airway inflammation, constriction, and increased mucus production, leading to airflow limitation. Improving airflow helps ensure adequate oxygenation and reduces symptoms. While reducing inflammation and airway constriction are important aspects of asthma management, the primary goal is to optimize airflow to improve respiratory function and quality of life.
2. The nurse is preparing to give a dose of a cephalosporin medication to a patient who has been receiving the antibiotic for 2 weeks. The nurse notes ulcers on the patient’s tongue and buccal mucosa. Which action will the nurse take?
- A. Hold the drug and notify the provider.
 - B. Obtain an order to culture the oral lesions.
 - C. Gather emergency equipment to prepare for anaphylaxis.
 - D. Report a possible superinfection side effect of the cephalosporin.
 
Correct answer: D
Rationale: The nurse should report a possible superinfection side effect of the cephalosporin to the physician as the patient's symptoms may indicate a superinfection that requires treatment. Holding the drug is not necessary unless directed by the provider. Culturing the lesions is not indicated for this situation. There is no evidence to suggest impending anaphylaxis based on the patient's symptoms.
3. A patient’s serum osmolality is 305 mOsm/kg. Which term describes this patient’s body fluid osmolality?
- A. Iso-osmolar
 - B. Hypo-osmolar
 - C. Hyperosmolar
 - D. Isotonic
 
Correct answer: C
Rationale: The correct term to describe a patient with a serum osmolality of 305 mOsm/kg is 'hyperosmolar.' Normal osmolality ranges from 280 to 300 mOsm/kg. A patient with an osmolality above this range is considered hyperosmolar. Choice A ('Iso-osmolar') implies an equal osmolality, which is not the case in this scenario. Choice B ('Hypo-osmolar') suggests a lower osmolality, which is incorrect based on the provided serum osmolality value. Choice D ('Isotonic') refers to a solution having the same osmolality as another solution, not describing the specific scenario of this patient being above the normal range.
4. A client without a history of respiratory disease has a pulse oximeter in place after surgery. The nurse monitors the pulse oximeter readings to ensure that oxygen saturation remains above:
- A. 85%
 - B. 89%
 - C. 95%
 - D. 100%
 
Correct answer: C
Rationale: Pulse oximetry is a noninvasive method of continuously monitoring the oxygen saturation of hemoglobin (SaO2). In the absence of underlying respiratory disease, the expected oxygen saturation level is at least 95%. Oxygen saturation levels below 95% may indicate hypoxemia, which can compromise tissue perfusion and oxygen delivery to vital organs. Therefore, maintaining oxygen saturation above 95% is crucial to ensure adequate oxygenation post-surgery. Choices A, B, and D are incorrect as they represent oxygen saturation levels that are below the expected value for a client without a history of respiratory disease, which should be at least 95%.
5. The client had a thyroidectomy 24 hours ago and reports experiencing numbness and tingling of the face. Which intervention should the nurse implement?
- A. Open and prepare the tracheostomy kit.
 - B. Inspect the neck for an increase in swelling.
 - C. Monitor for the presence of Chvostek's sign.
 - D. Assess lung sounds for laryngeal stridor.
 
Correct answer: C
Rationale: The correct answer is C: Monitor for the presence of Chvostek's sign. Chvostek's sign is a clinical indicator of hypocalcemia, a common complication after thyroidectomy. Numbness and tingling around the face are associated with hypocalcemia due to potential damage to the parathyroid glands during surgery, leading to decreased calcium levels. Inspecting the neck for swelling (choice B) is important but does not directly address the presenting symptoms. Opening and preparing the tracheostomy kit (choice A) is not necessary based on the client's current symptoms. Assessing lung sounds for laryngeal stridor (choice D) is not directly related to the client's reported numbness and tingling of the face.
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