A nurse mixing regular insulin and NPH insulin in the same syringe prior to administering it to a client who has diabetes mellitus. Which of the following actions should the nurse take first?
Withdraw the NPH insulin from the vial.
Inject air into the regular insulin vial.
Withdraw the regular insulin from the vial.
Inject air into the NPH vial.
The Correct Answer is D
The correct sequence of steps for mixing regular insulin and NPH insulin in the same syringe is as follows:
D. Inject air into the NPH insulin vial.
B. Inject air into the regular insulin vial.
C. Withdraw the regular insulin from the vial.
A. Withdraw the NPH insulin from the vial.
So, the nurse should first inject air into the NPH insulin vial.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Morphine 6 mg IV push every 3 hr PRN acute pain:
This choice is correct. It accurately transcribes the medication name (morphine), the dosage (6 mg), the route (IV push), the frequency (every 3 hours), and the indication (PRN for acute pain).
B. Morphine 6.0 mg IV push every 3 hr PRN acute pain:
This choice is not incorrect, but it is unnecessary to include the trailing zero in the dosage (6.0 mg). Both "6" and "6.0" indicate the same value, and omitting the decimal point is common practice in medication dosages.
C. MS 6 mg IV push every 3 hr PRN acute pain:
This choice is incorrect. "MS" is an abbreviation for "morphine sulfate," but it's not widely used in modern healthcare settings. Using the full name "morphine" is clearer and less prone to confusion.
D. MSO4 6 mg IV push every 3 hr PRN acute pain:
This choice is incorrect. "MSO4" is the chemical symbol for morphine sulfate. While it's a valid abbreviation, it's not as commonly used as the full name "morphine." Using the full name of the medication is clearer and more familiar to healthcare professionals.
Correct Answer is A
Explanation
A. Calcium gluconate.
Hypermagnesemia refers to an abnormally high level of magnesium in the blood. High levels of magnesium can lead to muscle weakness, decreased reflexes, confusion, and other symptoms. One of the primary treatments for hypermagnesemia is administering calcium gluconate. Calcium gluconate is given intravenously and works by counteracting the effects of excess magnesium on muscles and nerves. It can help restore normal neuromuscular function and decrease symptoms associated with hypermagnesemia.
B. Flumazenil is used to reverse the effects of benzodiazepine overdose or excessive sedation. It has no direct effect on magnesium levels.
C. Acetylcysteine is used to treat acetaminophen (paracetamol) overdose and prevent liver damage. It is not related to treating hypermagnesemia.
D. Protamine sulfate is used to reverse the effects of heparin, a blood-thinning medication. It does not have a role in treating hypermagnesemia.

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