Basic EKG Exam Quizzes & Ans/ A+ Score Solution

Basic EKG Exam Quizzes & Ans/ A+ Score
Solution

Bigeminy
Alternating complex and normal beat




Trigeminy
Abnormal complex every 2 beats




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,Cardioversion
Delivery of electric shock at a specific point in the rhythm




Couplet
Two PVCs occurring in a row




Defibrillation
Characteristics of Supraventricular Tachycardia
Rate: >160
P Wave: Present, but difficult to see




Paroxysmal Supraventricular Tachycardia
SVT that starts and stops suddenly. Measured in number of beats with a
rate.




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, Atrial Flutter
P waves have a sawtooth appearance caused by fluttering of the atria.

Atrial rate: 250-300
Ventricular rate: Variable
P for every QRS: No
P waves: Many
Rhythm: Regular or irregular




Atrial Fibrillation
P waves quiver

Rate: Atrial >300
Ventricular: variable
P wave: none
Rhythm: Irregular
Synchronized Cardioversion
Done within a 48 hour window to shock a patient during the relative
refractory period and reset a normal rhythm (Ex: A-fib)
Junctional Rhythm
Junction takes over for a slow of absent SA response

Rate: 40-60 BPM
P wave: Inverted in lead II, but can be located before, in, or past the
QRS
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