Trivia Flashcards

Which cardiac dysrhythmia is most commonly associated with Wolff-Parkinson-White syndrome?

Answer: Paroxysmal supraventricular tachycardia

WPW most commonly causes PSVT via a reentrant circuit using the accessory (Bundle of Kent) pathway, though AF is the most dangerous associated rhythm.

What is the maximum safe dose of epinephrine in an adult cardiac arrest via endotracheal tube (if IV/IO unavailable), relative to IV dose?

Answer: 2 to 2.5 times the IV dose

When given via ET tube, epinephrine and other NAVEL drugs should be administered at 2 to 2.5 times the standard IV dose.

Which sign, indicated by bruising over the mastoid process behind the ear, is associated with basilar skull fracture?

Answer: Battle's sign

Battle's sign (mastoid ecchymosis) develops hours after basilar skull fracture as blood tracks along fascial planes.

In the AEMCA scope of practice, which medication can typically be administered to a patient experiencing anaphylaxis?

Answer: Epinephrine via auto-injector

Epinephrine via auto-injector (e.g., EpiPen) is within the AEMCA scope for anaphylaxis and is the definitive first-line treatment.

Which anatomical landmark is used to identify the cricothyroid membrane for emergency surgical airway access?

Answer: Space between thyroid and cricoid cartilages

The cricothyroid membrane lies between the thyroid cartilage superiorly and the cricoid cartilage inferiorly.

What is the normal capillary refill time in a healthy adult?

Answer: Less than 2 seconds

Normal capillary refill time is less than 2 seconds; prolonged refill suggests poor peripheral perfusion.

Which position is recommended for a conscious patient in hemorrhagic shock with no suspected spinal injury?

Answer: Trendelenburg (legs elevated 10–15°)

Trendelenburg or supine with legs elevated encourages venous return to the core circulation in hypotensive patients.