The physician orders atropine sulfate 300 mcg IM for preoperative medication. Looking at the label, how many milliliters will you administer?
The Correct Answer is ["3"]
Order: Atropine sulfate 300 mcg IM
Label: 0.5 mg (0.1 mg/mL)
Conversion:
0.5 mg = 500 mcg
Concentration: 0.1 mg/mL = 100 mcg/mL
Desired dose: 300 mcg
Volume to administer: 300 mcg ÷ 100 mcg/mL = 3 mL
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
a) "Have you been having diarrhea?" This is a risk factor or cause of hypokalemia but not a symptom of it. Good to ask, but not the most direct sign.
b) "Have you been experiencing difficulty breathing?" Severe hypokalemia can lead to respiratory muscle weakness, but it is not a common early symptom.
c) "Have you been experiencing chest pain?" Chest pain is not a common symptom of hypokalemia. It could signal cardiac issues, but not specific to low potassium.
d) "Have you been experiencing muscle weakness or leg cramps?" Classic symptoms of hypokalemia due to potassium’s role in muscle contraction and nerve conduction.
Correct Answer is ["20"]
Explanation
To convert weight from pounds to kilograms, divide by 2.2.
Weightinkg = Weightinlbs ÷2.2
= 44÷ 2.2
= 20 kg
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