LPN Pharmacology & Medication Administration 3

Question 1

A patient is prescribed morphine 4 mg IV PRN for pain. Which assessment finding should cause the LPN to withhold the dose and notify the provider?

Accepted Answer

Respiratory rate of 10 breaths/min

Answer

Respiratory depression is a serious opioid side effect; a respiratory rate of 10 or below warrants withholding the dose and notifying the provider.

Question 2

Which medication class is MOST associated with causing hypokalemia as an adverse effect?

Accepted Answer

Loop diuretics

Answer

Loop diuretics such as furosemide cause significant urinary potassium wasting, leading to hypokalemia.

Question 3

The 'Six Rights' of medication administration include all of the following EXCEPT:

Accepted Answer

Right diagnosis

Answer

The Six Rights are: right patient, drug, dose, route, time, and documentation — 'right diagnosis' is not one of them.

Question 4

A patient is taking lisinopril and develops a persistent dry cough. The LPN should recognize this as which type of reaction?

Accepted Answer

Common adverse effect of ACE inhibitors

Answer

A persistent dry cough is a well-known adverse effect of ACE inhibitors caused by bradykinin accumulation.

Question 5

Which action should the LPN take FIRST after a needlestick injury during medication administration?

Accepted Answer

Wash the site thoroughly with soap and water

Answer

Immediate washing with soap and water is the first priority to reduce risk of infection following a needlestick injury.

(LPN) Certified Practical Nurse Practice Test