RN Registered Nurse: Pharmacological & Parenteral Therapies 3

Question 1

A patient receiving IV morphine shows a respiratory rate of 8 breaths/min and is difficult to arouse. The priority action is:

Accepted Answer

Administer naloxone (Narcan) as ordered

Answer

Respiratory depression from opioid overdose requires immediate reversal with naloxone.

Question 2

Which assessment finding is an early sign of digoxin toxicity?

Accepted Answer

Bradycardia and visual disturbances (yellow-green halos)

Answer

Classic early signs of digoxin toxicity include bradycardia, nausea, and yellow-green visual halos.

Question 3

A patient with a penicillin allergy is prescribed cephalexin. The nurse should:

Accepted Answer

Hold the medication and notify the prescriber about the allergy history

Answer

There is a potential cross-reactivity between penicillins and cephalosporins; the prescriber must be notified to reassess.

Question 4

Which route of medication administration has the fastest onset of action?

Accepted Answer

Intravenous

Answer

Intravenous administration delivers medication directly into the bloodstream, providing the fastest onset.

Question 5

A nurse is caring for a patient on heparin infusion. The aPTT result is 3 times the control. The nurse should:

Accepted Answer

Hold the infusion and notify the provider

Answer

An aPTT three times the control indicates excessive anticoagulation; the infusion should be held and the provider notified.

RN - Registered Nurse Practice Test