Basic Dysrhythmia-Relias - BEST GRADED EKG GUIDE Test Answers 2024 ( A+ GRADED 100% VERIFIED)

Basic Dysrhythmia-Relias - BEST GRADED EKG GUIDE Test Answers 2024 ( A+ GRADED 100% VERIFIED) Sinus Bradycardia <60 normal sinus rhythm Sinus Tachycardia >100 (100-150) normal sinus rhythm Premature Atrial Contraction (PAC) Heart Rate: Depends on underlying rhythm Regularity: Interrupts the regularity of underlying rhythm P-Wave: can be flattened, notched, or unusual. May be hidden within the T wave PRI: measures between .12-.20 seconds and can be prolonged; can be different from other complexes QRS: <.12 seconds Sinus Arrest/Pause - SA node doesn't fire - notice absence of P-wave for a complete cycle (a missed cycle) length of pause ≠ multiple of normal rate (block) Atrial Fibrillation (A-Fib) an irregular and often very fast heart rate originating from abnormal conduction in the atria