A nurse is preparing to administer a dexamethasone 1.5 mg/kg/day PO to divide equally every 6 hr to a preschool-age child who weighs 22 lb. Available is dexamethasone oral solution 1 mg/mL. How many mL should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["3.8"]
Convert the child’s weight to kg:
22 lb ×1kg/2.2lb = 10 kg
Calculate the daily dose:
1.5 mg/kg/day × 10 kg=15mg/day
Divide the total daily dose by the number of doses per day (every 6 hours):
15mg/day ÷ 4doses/day =3.75mg/dose
Convert the dose to mL using the concentration:
3.75mg × 1 mL/1 mg = 3.75 mL
Round to the nearest tenth:
3.75 mL≈ 3.8 mL
Answer: The nurse should administer 3.8 mL per dose.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
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Correct Answer is A
Explanation
A. Lime ice pop: A lime ice pop is a good option because it is cold, soothing, and less likely to irritate the throat or cause bleeding. The cold temperature can help reduce swelling and provide comfort. Additionally, it is not acidic or dairy-based, which makes it a safe choice.
B. Cranberry juice: Cranberry juice is acidic, which can irritate the throat and increase discomfort after a tonsillectomy. Acidic foods and drinks should be avoided during the recovery period to prevent irritation and pain.
C. Ice cream: While ice cream is cold and soothing, it contains dairy, which can increase mucus production. This may lead to discomfort and make swallowing more difficult post-surgery. It’s best to avoid dairy products immediately following a tonsillectomy.
D. Hot tea : Hot beverages should be avoided because they can cause vasodilation and increase the risk of postoperative bleeding. Cold or room temperature liquids are preferred to minimize discomfort and prevent complications.
Correct Answer is C
Explanation
A. Restrain the child's arms. Restraining the child's arms is unsafe and can cause injury. It is important to allow the seizure to occur without interference, except to ensure the child’s safety.
B. Insert a padded tongue blade into the child's mouth. This is an outdated and incorrect practice. Inserting anything into a seizing child's mouth can cause injury to the mouth or teeth and poses a choking hazard.
C. Place the child in a side-lying position. This is the correct action as it helps maintain an open airway and allows for drainage of saliva or vomit, reducing the risk of aspiration.
D. Elevate the child's legs on a pillow. This is not an appropriate action during a seizure as it does not address the safety and airway management needs of the child. Keeping the child on their side is more important for airway safety.
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