FISDAP Pharmacology 2

Question 1

A patient in SVT receives adenosine 6 mg IV push without effect. What is the next appropriate dose?

Accepted Answer

12 mg IV push

Answer

If the initial 6 mg adenosine dose fails, the next dose is 12 mg rapid IV push, which may be repeated once more if needed.

Question 2

Which medication is contraindicated in a patient taking MAO inhibitors who presents with hypertensive crisis?

Accepted Answer

Epinephrine

Answer

Epinephrine combined with MAO inhibitors can cause a severe, potentially fatal hypertensive crisis due to catecholamine potentiation.

Question 3

A patient receives 2.5 mg of diazepam IV for seizure control. The drug is supplied as 5 mg/mL. How many mL do you administer?

Accepted Answer

0.5 mL

Answer

Using the formula: volume = dose/concentration = 2.5 mg ÷ 5 mg/mL = 0.5 mL.

Question 4

Naloxone reverses opioid overdose by what mechanism?

Accepted Answer

Competitively blocking opioid receptors

Answer

Naloxone is a competitive opioid antagonist that displaces opioids from mu, kappa, and delta receptors to reverse respiratory depression.

Question 5

Which of the following is the primary reason nitroglycerin is contraindicated when a patient has taken a phosphodiesterase-5 inhibitor within 48 hours?

Accepted Answer

Risk of severe hypotension

Answer

Both PDE-5 inhibitors and nitroglycerin cause vasodilation; combining them can produce profound, refractory hypotension.

(FISDAP) Field Internship Student Data Acquisition Project Practice Test

(FISDAP) Field Internship Student Data Acquisition Project Practice Test

FISDAP Pharmacology 2