ACLS Emergency Pharmacology 3

Question 1

Which route is preferred for epinephrine administration during cardiac arrest when IV access is unavailable?

Accepted Answer

Intraosseous (IO)

Answer

Intraosseous (IO) access is the preferred alternative to IV during cardiac arrest when IV cannot be rapidly established.

Question 2

A patient with anaphylaxis is unresponsive with no pulse. Which medication takes priority?

Accepted Answer

Epinephrine 1 mg (1:10,000) IV every 3–5 min

Answer

Standard ACLS epinephrine 1 mg (1:10,000) IV every 3–5 minutes takes priority when anaphylaxis progresses to cardiac arrest.

Question 3

What is the correct dose of lidocaine for pulseless VT/VF when amiodarone is unavailable?

Accepted Answer

1–1.5 mg/kg IV push

Answer

Lidocaine is dosed at 1–1.5 mg/kg IV push as an alternative to amiodarone for pulseless VT/VF.

Question 4

Calcium gluconate is indicated during cardiac arrest caused by which electrolyte abnormality?

Accepted Answer

Hyperkalemia

Answer

Calcium gluconate (or calcium chloride) stabilizes cardiac membranes in hyperkalemia-induced cardiac arrest.

Question 5

Which statement about amiodarone administration for cardiac arrest is correct?

Accepted Answer

The second dose is 150 mg IV push if VF persists

Answer

The second dose of amiodarone in refractory VF/pulseless VT is 150 mg IV push after the initial 300 mg dose.

ACLS Practice Test