A nurse is preparing to administer short-acting insulin to a patient with type 1 diabetes. Which of the following should the nurse keep in mind regarding this insulin type?

It has a peak effect of 4-6 hours.

It should be given once daily in the evening.

It starts to take effect within 30 minutes to 1 hour after administration.

It has a duration of action of 24 hours.

Answer and Explanation

The Correct Answer is C

A. It has a peak effect of 4-6 hours is incorrect; short-acting insulin typically peaks between 2 to 3 hours after administration.

B. It should be given once daily in the evening is incorrect; short-acting insulin is usually administered before meals, not as a once-daily dose.

C. It starts to take effect within 30 minutes to 1 hour after administration is correct; this timing is critical for managing blood glucose levels during meals.

D. It has a duration of action of 24 hours is incorrect; short-acting insulin usually has a duration of about 3 to 6 hours.

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Correct Answer is A

Explanation

A. Nitroglycerin is contraindicated with erectile dysfunction medications such as sildenafil (Viagra) because both can cause significant drops in blood pressure when used together, potentially leading to severe cardiovascular complications.

B. Furosemide is a diuretic and does not have a direct contraindication with erectile dysfunction medications, although it may contribute to electrolyte imbalances.

C. Verapamil is a calcium channel blocker that does not directly contraindicate the use of erectile dysfunction medications but should be monitored for potential interactions affecting heart rate and blood pressure.

D. Acetaminophen is a pain reliever and does not pose a contraindication for erectile dysfunction medications.

A. Prothrombin time (PT) B. Activated partial thromboplastin time (aPTT) C. International normalized ratio (INR) D. Serum potassium level

Correct Answer is B

Explanation

A. Prothrombin time (PT) is used to monitor warfarin therapy, not heparin therapy.

B. Activated partial thromboplastin time (aPTT) is the primary laboratory test used to assess the effectiveness of heparin therapy, measuring the time it takes for blood to clot and ensuring therapeutic levels.

C. The International normalized ratio (INR) is also related to warfarin therapy rather than heparin.

D. Serum potassium level is not relevant for assessing heparin therapy but may be monitored for other reasons.

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A nurse is preparing to administer short-acting insulin to a patient with type 1 diabetes. Which of the following should the nurse keep in mind regarding this insulin type?

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Naxlex Comprehensive Predictor Exams

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