EKG Kaiser EKG basics EXAM QUESTIONS AND ANSWERS 100% score (Newest 2025) What property is the ability of a cardiac cell to initiate an electrical impulse?Automaticity Excitability Conductivity Contractility - Correct Answers ✅Automaticity What electrolyte is important in cardiac muscle contraction?Calcium Chloride Glucose Phosphorus - Correct Answers ✅Calcium What are ECG artifacts?A normal finding False cardiac waves The action potential Ventricular repolarization - Correct Answers ✅False cardiac waves What is the most common reason for the alarm to sound during an ECG procedure?Abnormal cardiac rhythm 1 / 3
EKG Kaiser EKG basics EXAM QUESTIONS AND ANSWERS 100% score (Newest 2025) Loosening of a leadwire Myocardial infarction Patient motion artifact - Correct Answers ✅Loosening of a leadwire Lead I is helpful for monitoring? (Select all that apply) Atrial rhythms Hemi blocks QRS complexes Ventricular function - Correct Answers ✅Atrial rhythms Hemi blocks When the parasympathetic nerve fibers are stimulated what is released?Acetylcholine Adrenaline Norepinephrine Vagal - Correct Answers ✅Acetylcholine ECGs are used to monitor the effects of new medications.True False - Correct Answers ✅True 2 / 3
EKG Kaiser EKG basics EXAM QUESTIONS AND ANSWERS 100% score (Newest 2025)
ECGs may be used to monitor: (Select all that apply.)
Deviations from rhythm trends Effects of a new drug Ejection fraction Rhythm trends - Correct Answers ✅Deviations from rhythm trends Effects of a new drug Rhythm trends Along with Lead II, Lead III is most helpful for monitoring what?Anterior wall Changes associated with inferior wall myocardial infarction QRS complexes Ventricular function - Correct Answers ✅Changes associated with inferior wall myocardial infarction What is the normal measurement for the QRS complex?
0.04 to 0.12 seconds 0.04 to 0.10 seconds 0.10 to 0.24 seconds
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