DAANCE Emergency Drugs and ACLS 4

Question 1

Which vasopressor is the first-line drug recommended by ACLS guidelines for pulseless ventricular fibrillation or pulseless VT after the first defibrillation attempt?

Accepted Answer

Epinephrine 1 mg IV/IO

Answer

Epinephrine 1 mg IV/IO every 3–5 minutes is the ACLS-recommended vasopressor for shockable rhythms that persist after initial defibrillation.

Question 2

A dental patient receiving IV sedation develops sudden bronchospasm with wheezing. After epinephrine, which nebulized bronchodilator is appropriate adjunct therapy?

Accepted Answer

Albuterol

Answer

Albuterol (a beta-2 agonist) delivered via nebulizer is an appropriate adjunct bronchodilator following epinephrine for bronchospasm.

Question 3

During ACLS, sodium bicarbonate is indicated in cardiac arrest primarily caused by which condition?

Accepted Answer

Hyperkalemia

Answer

Sodium bicarbonate is specifically indicated for cardiac arrest associated with hyperkalemia or pre-existing metabolic acidosis.

Question 4

What is the recommended IV dose of atropine for symptomatic bradycardia in an adult per current ACLS guidelines?

Accepted Answer

0.5 mg, may repeat to 3 mg total

Answer

Atropine 0.5 mg IV is given for symptomatic bradycardia and may be repeated every 3–5 minutes to a maximum of 3 mg.

Question 5

A sedated patient becomes pulseless with a rhythm showing organized electrical activity on the monitor. What is this rhythm called?

Accepted Answer

Pulseless electrical activity (PEA)

Answer

Pulseless electrical activity (PEA) is defined as organized cardiac electrical activity on the monitor without a palpable pulse.

DAANCE - Dental Anesthesia Assistant National Certification Examination Practice Test

DAANCE - Dental Anesthesia Assistant National Certification Examination Practice Test

DAANCE Emergency Drugs and ACLS 4