A child is brought to the emergency department experiencing an anaphylactic reaction to a bee sting. While an airway is being established, what medication should the nurse prepare for immediate administration?
Diphenhydramine.
Epinephrine.
Dopamine.
Calcium chloride.
The Correct Answer is B
The correct answer is choice B. Epinephrine.
Choice A rationale:
Diphenhydramine. Diphenhydramine is an antihistamine commonly used to relieve allergic symptoms such as itching, rash, and runny nose. While it can be part of the treatment for anaphylactic reactions, it is not the medication of choice for immediate administration in the case of a severe anaphylactic reaction like the one described in the scenario.
Choice B rationale:
Epinephrine. Correct Answer. In cases of severe anaphylactic reactions, epinephrine (adrenaline) is the medication of choice for immediate administration. Epinephrine acts rapidly to reverse life-threatening symptoms, such as airway constriction, low blood pressure, and hives. It works by dilating airways, increasing heart rate, and improving blood pressure.
Choice C rationale:
Dopamine. Dopamine is a medication used to increase blood pressure and cardiac output in certain critical situations. However, it is not the first-line treatment for anaphylactic reactions. Epinephrine's effects on airway and cardiovascular function make it the preferred choice in this context.
Choice D rationale:
Calcium chloride. Calcium chloride is not the appropriate medication for treating anaphylactic reactions. Its main medical uses include treating hypocalcemia (low blood calcium levels) and certain cardiac arrhythmias. It does not address the primary symptoms and physiological changes associated with anaphylaxis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
The correct answer is choice C: "Salt restriction."
Choice A rationale:
The requirement of a high protein diet is not typically indicated for a child with nephrosis. Nephrosis, a condition characterized by excessive protein in the urine, indicates a need to reduce protein intake to alleviate kidney stress and proteinuria.
Choice B rationale:
A low fat diet is not a specific requirement for a child with nephrosis. The focus in nephrosis is primarily on protein and salt intake rather than fat content.
Choice C rationale:
Salt restriction is the correct requirement for a child with nephrosis. Nephrosis often leads to fluid retention and edema due to impaired kidney function. Restricting salt intake helps to reduce fluid retention and manage blood pressure.
Choice D rationale:
A high carbohydrate diet is not commonly prescribed for a child with nephrosis. While carbohydrates are a source of energy, they are not a primary consideration in managing nephrosis. The emphasis is more on protein and salt intake.
Correct Answer is C
Explanation
The correct answer is choice C. Asthma.
Choice A rationale:
A foreign body in the trachea can cause acute respiratory distress and a sudden cough, but it is unlikely to cause chronic nonproductive cough and diffuse wheezing during the expiratory phase of respiration. The symptoms in the scenario are more suggestive of a chronic condition.
Choice B rationale:
Bronchiolitis primarily affects infants and young children, causing symptoms such as fever, rhinorrhea, and wheezing. While wheezing can be present, the diffuse wheezing during the expiratory phase described in the scenario is more characteristic of asthma.
Choice C rationale:
Asthma is characterized by chronic inflammation of the airways, leading to episodes of bronchoconstriction and increased airway reactivity. The chronic, nonproductive cough and diffuse wheezing during the expiratory phase are classic signs of asthma. Expiratory phase wheezing occurs due to the narrowing of the smaller airways during expiration.
Choice D rationale:
Pneumonia is an infection of the lung tissue and can cause productive cough, fever, and crackles on auscultation. While wheezing might occur in pneumonia due to inflammation and narrowing of the airways, it's not the most likely cause of the symptoms described in the scenario.
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