CMT Final Exam Study Guide

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CMT Final Exam Study Guide If one PVC interrupts a regular sinus rhythm strip use ________ method may be used to calculate heart rate. State this information under "___________": R-R's regular, but ... interrupted by a PVC. - ✔✔1500, Rhythm 6 second strips with 2 or more _______________ beats - you may use six second method for calculating heart rate (if PVC/PJC, count in heart rate) - ✔✔premature For rhythms with _________, ____________, ________________, _____________ , use six second method to calculate HR - ✔✔V-TACH, pauses, arrest, escape beats 1st step in rhythm analysis is heart ___________ - ✔✔rhythm If you measure a QRS .12 or greater, consider ________________ for answer - ✔✔wide QRS ______ is the best lead to assess left or right bundle branch block - ✔✔V1 For a strip with a PVC or V-TACH RUN, consider the pattern ___________________ - ✔✔irregular Define rhythmicity - ________ __________________ - ✔✔heart rhythm Define _________________- shape and size of specific complex or waveform - ✔✔morphology Minimum length before interruption of a tracing is ___________ seconds - ✔✔6 The ventricles are ___________ at max systole - ✔✔empty Know how to identify fine/coarse ventricular fibrillation - ✔✔ How do we determine the rate for ventricular fibrillation? - ✔✔ What role does calcium play with cardiac function? - ✔✔produces muscle contractions Purkinje fibers are located along the ________________ _____________ _____ - ✔✔myocardial septal wall Both ST segment and T wave represent the period of _____________________ - ✔✔repolarization Idioventricular Rhythm with escape beat - ✔✔ 3 rd Degree Heart Block - ✔✔ 2nd Degree Type I - ✔✔ 2 nd Degree Type II - ✔✔ 1st Degree Heart Block - ✔✔ Know all heart rate parameters associated with each rhythm. - ✔✔ Normal Sinus Rhythm: HR range is _______ - _______ - ✔✔60-100 Torsades De Pointes - Most accurate is ______________ ____________(measure boxes between 2 LARGE ventricular complexes) Rate will be very fast and will vary between complexes throughout strip (example: 3-5 small boxes) Ventricular rate will likely be > 300. - ✔✔1500 method Sinus Pause / Arrest (Know how to calculate time of pause/arrest) - ✔✔# of big boxes x .20 + # of small boxes x .04 = pause/arrest in seconds [Show More]

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