Preparing for the NREMT (National Registry Emergency Medical Technician) exam? Pathology is one of the areas our deck drills hardest: 260 of its 1100 flashcards focus on pathology, covering topics like Atrial Fibrillation. Try the sample questions below — every card is a real question-and-answer pair from the full deck.
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A 55-year-old male with a history of COPD presents with tachypnea. You suspect increased dead space. What does this term specifically describe in terms of ventilation and perfusion?
Show answer →Dead space refers to parts of the respiratory system where ventilation occurs but no gas exchange happens. This includes anatomical dead space (trachea, bronchi) and alveolar dead space (damaged alveoli that are ventilated but not perfused). Key Exam Point: In COPD or PE, dead space increases, meaning the body must work harder to move air that never reaches the bloodstream. NREMT tip: Contrast this with a shunt (perfusion without ventilation).
You are treating a 4-year-old for severe dehydration due to viral gastroenteritis. The child is lethargic with a capillary refill of 4 seconds and sunken fontanelles. What is the most critical physiological difference in pediatric shock compensation compared to adults?
Show answer →Pediatric patients have incredibly efficient compensatory mechanisms and can maintain a normal blood pressure until they have lost nearly 30-35% of their total blood volume. However, once they reach their limit, they deteriorate (crash) much faster than adults. For the NREMT, a normal BP in a child does NOT rule out shock. Rely on the Pediatric Assessment Triangle (Appearance, Work of Breathing, Circulation) and look for delayed capillary refill and tachycardia as early indicators of non-hemorrhagic shock.
Distinguish between secondary and tertiary blast injuries in a patient found 20 feet from an explosion site with multiple lacerations and a fractured femur.
Show answer →Secondary blast injuries are caused by flying debris or shrapnel propelled by the blast wind (e.g., lacerations from glass). Tertiary blast injuries occur when the patient is physically thrown by the blast wind against a stationary object (e.g., a femur fracture from hitting a wall). Exam Strategy: Remember S for Secondary/Shrapnel and T for Tertiary/Thrown.
Why does Atrial Fibrillation (A-fib) significantly increase the risk for the development of an ischemic stroke?
Show answer →Pathophysiology: In A-fib, the atria quiver instead of contracting effectively, causing blood to stagnate (stasis) in the left atrial appendage. This stasis leads to the formation of a thrombus. If the thrombus dislodges, it becomes an embolus that can travel to the brain and block a cerebral artery. NREMT Tip: Always check for an irregular pulse in suspected stroke patients to identify A-fib as a potential underlying cause. This is high-yield for NREMT medical history questions.
A patient becomes confused and develops a headache and nausea midway through his hemodialysis treatment. What condition should you suspect, and what is the underlying cause?
Show answer →Dialysis Disequilibrium Syndrome (DDS). It occurs when urea is cleared from the blood faster than from the brain tissue during dialysis. This creates an osmotic gradient that pulls water into the brain cells, causing cerebral edema. Signs: Headache, confusion, seizures, or AMS. Strategy: If a patient develops neurological symptoms during or immediately after dialysis, think DDS. It is a specialized emergency requiring hospital intervention.
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The full NREMT deck contains 1100 flashcards, and 260 of them focus on pathology. This page shows 5 free samples.
Our NREMT deck dedicates 260 of 1100 cards (24%) to pathology — always cross-check the official NREMT exam outline for the current blueprint weighting.
Yes — the samples on this page are free, and the NREMT preview page has 30 more free cards. Full access to all 1100 cards is a one-time $7.