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ECG Review Atrial and Ventricular Rhythms. Atrial rhythms Do not always have a visible P wave Usually have a QRS May have a T wave also, but it may be hidden. Atrial Flutter. Which rhythm is this???. Notice the regular but too-frequent P waves. Atrial fibrillation (A-Fib).
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Atrial rhythmsDo not always have a visible P waveUsually have a QRSMay have a T wave also, but it may be hidden.
Atrial Flutter Which rhythm is this??? Notice the regular but too-frequent P waves
Atrial fibrillation (A-Fib) Which rhythm is this??? Notice the lack of visible P waves and irregular QRS rhythm
Premature Atrial Contraction (PAC) Which rhythm is this??? Notice the “spiky” P-wave before the premature beat
Ventricular rhythmsQRS is abnormalMay or may not be able to see normal P waves
Premature Ventricular Contraction (PVC) Which rhythm is this??? Notice the wide QRS in this one
Ventricular tachycardia (V Tach) Which rhythm is this??? Notice the “V” rhythm and lack of visible P or T waves
Ventricular fibrillation (V Fib) Which rhythm is this??? Notice that you can’t really tell what any of these parts are
Asystole Which rhythm is this??? Notice the total lack of electrical activity on this one