Trivia Flashcards
7 cards from real AEMCA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Trivia flashcards as text
Which nerve, when compressed during a diabetic emergency, can cause the patient to present with foot drop?
Answer: Common peroneal nerve
The common peroneal nerve wraps around the fibular head and is vulnerable to compression, causing foot drop.
The term 'Beck's triad' is associated with which life-threatening emergency?
Answer: Cardiac tamponade
Beck's triad — hypotension, muffled heart sounds, and jugular venous distension — classically indicates cardiac tamponade.
What is the approximate volume of blood in the average adult human body?
Answer: 5 liters
The average adult has approximately 5 liters (about 70 mL/kg) of circulating blood volume.
Which EMS term describes the phenomenon where a patient's vital signs temporarily improve after a large fluid bolus but then deteriorate again?
Answer: Transient responder
A 'transient responder' is a patient whose vitals briefly improve with fluid resuscitation but then worsen, suggesting ongoing hemorrhage.
In pediatric patients, the Parkland formula for burn fluid resuscitation uses which weight-based calculation?
Answer: 4 mL × kg × %BSA burned
The Parkland formula is 4 mL × kg × %BSA burned, with half given in the first 8 hours and half over the next 16 hours.
Which cranial nerve is responsible for the gag reflex's afferent limb?
Answer: CN IX (Glossopharyngeal)
CN IX (glossopharyngeal) carries the afferent signals from the posterior pharynx that trigger the gag reflex.
The 'golden hour' concept in trauma care was popularized by which physician?
Answer: R Adams Cowley
R Adams Cowley, founder of the first shock trauma unit, popularized the concept that critically injured patients must reach definitive care within the first hour.