Pharmacology and Medication Administration Flashcards
7 cards from real Paramedics Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Pharmacology and Medication Administration flashcards as text
A patient in anaphylaxis weighing 80 kg receives epinephrine 1:1,000 IM. What is the correct adult dose?
Answer: 0.3 mg
The standard adult IM dose of epinephrine 1:1,000 for anaphylaxis is 0.3 mg (0.3 mL).
Which medication classification does adenosine belong to?
Answer: Antiarrhythmic (Class V)
Adenosine is classified as a Class V antiarrhythmic that works by slowing conduction through the AV node.
A paramedic administers an IV medication too rapidly and the patient develops phlebitis. This is an example of which adverse drug effect?
Answer: Local tissue irritation
Phlebitis from rapid IV administration is a local tissue irritation caused by the drug's chemical properties or infusion rate.
What is the primary mechanism of action of furosemide (Lasix)?
Answer: Inhibits sodium-potassium-chloride cotransport in the loop of Henle
Furosemide inhibits the Na-K-2Cl cotransporter in the thick ascending limb of the loop of Henle, producing diuresis.
When administering medications via the IO route, which consideration is most important?
Answer: Medications should be flushed with saline after administration
IO medications must be flushed with 5–10 mL of normal saline to ensure delivery into the central circulation.
A patient on MAO inhibitors receives meperidine in the field. What life-threatening reaction can occur?
Answer: Serotonin syndrome
Meperidine combined with MAO inhibitors can cause serotonin syndrome, presenting with hyperthermia, agitation, and clonus.
Which pharmacokinetic phase involves the conversion of a drug to a more water-soluble form for elimination?
Answer: Metabolism
Metabolism (biotransformation), primarily in the liver, converts drugs into metabolites that are more easily excreted.