What is the first step in preparing a pt for an EKG? - ️️reassuring the pt and
maintaining privacy
Which lead is the most useful for routine monitoring and monitoring the sinus node? -
️️Lead II
What are the factors that impact afterload? - ️️arterial contractility, pressure, and
r...
Echelon quiz questions
What is the first step in preparing a pt for an EKG? - ✔️✔️reassuring the pt and
maintaining privacy
Which lead is the most useful for routine monitoring and monitoring the sinus node? -
✔️✔️Lead II
What are the factors that impact afterload? - ✔️✔️arterial contractility, pressure, and
resistance
Electrode location sites should be rotated _______________ or when the pt is sweaty
or has had a bath. - ✔️✔️q24h
What method is used to calculate atrial and ventricular rate for irregular rhythms? -
✔️✔️6 second rule
T or F: The qrs complex in MCL1 can be negative and still be normal. - ✔️✔️T
A wave form is a movement ______________ the isoelectric line in either a positive or
negative direction. - ✔️✔️away from
Lead II is helpful in detecting.... - ✔️✔️sinus node and atrial arrhythmias
What affects preload: volume in the veins, pressure in the arteries or ventricles, or
volume of blood in the ventricles? - ✔️✔️volume in the veins
Along with Lead II, lead III is most helpful in monitoring changes in what part of the
heart? - ✔️✔️Inferior wall MI
When the sympathetic nerve fibers are stimulated, the heart rate is ____________. -
✔️✔️elevated
What are the best areas to place electrodes? - ✔️✔️on soft tissue
The ekg produces an upright pattern on the paper in response to electrical activity in the
heart flowing towards a - ✔️✔️positive electrode
The QT interval represents - ✔️✔️total ventricular activity
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