, Updated Basic Dysrhythmias Exam 2
Review Questions and Answers 100%
Pass | Graded A+
what do you do if artifacts occur on an ECG? - Answer>> check
connections in equipment
rhythm starts in the SA node, 60-100 BPM, normal conduction
pathway - Answer>> normal sinus rhythm
normal P wave length - Answer>> .06-.20
the time of passive of impulse through the atria, causing atrial
depolarization (atrial contraction) - Answer>> P wave
normal PR interval length - Answer>> .12-.20
time taken for the impulse the spread through the atria, AV node,
and bundle of HIS, bundle branches, & purkinje fibers, right up
until ventricular contraction.
(atrial contraction -> beginning of ventricular contraction) -
Answer>> PR interval
normal QRS length - Answer>> <.12
time taken for depolarization of both ventricles
(systole- ventricular contraction) - Answer>> QRS
normal ST segment length - Answer>> .12
time between ventricular depolarization and repolarization; should
be isoelectric.
(end of systole -> beginning of diastole) - Answer>> ST
segment
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