Echelon quiz questions
When the sympathetic nerve fibers are stimulated, the heart rate is ____________.
elevated
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
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
When the sympathetic nerve fibers are stimulated, the heart rate is ____________.
elevated
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
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
