Week 11- Electrocardiography & using an ECG Flashcards
A CMA is prepping a pt w/ shortness of breath for an ECG. Which position should the pt be placed in?
Semi Fowlers
Where are limb leads placed?
On the fleshy areas of the skin
When calibrating an EKG, which should be identified as the standard speed of the recording?
25 mm/second
Where should the CMA place the V4 lead?
5th intercostal space at the midclavicular line
What is the ratio of leads applied to leads recorded ?
10:12
What electrode is placed at the right sternal border at the 4th intercostal space?
V1
It should be explained to a patient that the EKG is
recording the electrical activity of the heart
Where should a CMA should store the electrodes at the end of the day?
In the original packaging
How many leads are placed on the patients chest?
6
on EKA paper, the horizontal axis represents?
Time
A standard universal calibiration found on an EKG strip measures
5mm wide by 10mm tall
A CMA should place a lower limb lead on a patient with an amputation where?
On the abdomen
Which lead is considered the ground lead?
right leg
Which lead is placed at the 4th intercostal space left of the sternum?
V2
Which wave from represent atrial depolorization?
P wave
