A nurse is preparing to mix short-acting insulin with NPH insulin from two vials. Which of the following actions should the nurse take?

Inject air into the vial to withdraw the short-acting insulin.

Administer the insulin within 20 min of preparing it.

Ensure the NPH insulin is drawn into the syringe first.

use two separate syringes to mix the insulin.

Answer and Explanation

The Correct Answer is A

A-Injection of air ensures that the accurate dose is withdrawn into the syringe

B-It is not necessary to administer within 20 min, it should, however, be administered within 24 hours.

C-Short-acting insulin should be drawn first to ensure that the short-acting insulin is not contaminated with the long-acting or intermediate one.

D- Insulin types can be mixed in the same syringe, provided the short-acting insulin is drawn up first.

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Correct Answer is B

Explanation

Reduced respiratory rate and absence of deep tendon reflexes are an indicator of magnesium sulfate toxicity. Calcium competitively binds on the magnesium sulphate receptors to lower the toxicity effect

A- Methylergonovine is a uterotonic C-Naloxone is used for opioids toxicity D-Dexamethasone is not an antidote

A. Sildenafil B. Gemfibrozil C. Lansoprazole D. Diazepam

Correct Answer is A

Explanation

Both sildenafil and nitroglycerin are vasodilators and can lead to severe hypotension when used together. Sildenafil acts by inhibiting phosphodiesterase 5 (PDE 5), an enzyme that breaks down cGMP, which regulates blood flow in the penis. The medication also results in the dilation of blood vessels in the lungs, which is beneficial for treating pulmonary arterial hypertension.
B, C, D- No interactions with nitroglycerin

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A nurse is preparing to mix short-acting insulin with NPH insulin from two vials. Which of the following actions should the nurse take?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is B

Explanation

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Correct Answer is A

Explanation

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