NHA EKG Flashcards
An EKG records what
electrical signals in the heart
what position are patients in during EKG
supine (laying on back)
when prepping the skin for electrode placement, what are some things that you do
- skin should be free of oils/lotions/creams SO
-Rub attachment site with alcohol and allow to air dry - inspecting and avoiding attaching electrodes to any area where skin is irritation is noted
point all tabs placed on the chest up or down
down
how many intercostal electrodes are there
6
(V1-V6)
where does V1 go
4th intercostal space, right of sternum (left facing you)
- like the heart
what is the intercostal space
space between the ribs
where does V2 go
4th intercostal space, left of sternum
- meaning right to you
- left on the patient, right to you
where does V3 go
midway between V2 and V4 on the 5th rib
-on the rib—-not intercostal space
where does V4 go
5th intercostals space at midclavicular line
where does V5 go
to the right of (your right, patients left) of V4
- in intercostal space
where does V6 go
5th intercostal space at the midaxillary line
- edge of rib
where does RL go
Anywhere above the PATIENTS right ankle and below the torso
- your left
where does RA go
Anywhere between the PATIENTS right shoulder and the wrist
- your left
where does LL go
Anywhere above the PATIENTS left ankle and below the torso
- your right
where does LA go
Anywhere between the PATIENTS left shoulder and the wrist
- your right
When counting down to the 4th intercostal, it’s helpful to know that the 1st intercostal space is the space right below ____________
the clavicle
________ of wires can lead to inaccurate tracing and artifact
- what to do to prevent
Pulling
- support the cable by placing in the patient’s abdomen
should the patient be lying still or moving during EKG
lying still (and not talk)
when documenting in the EHR, what do you include after testing EKG
date and time that EKG was performed,
ordering provider,
test performed,
position of patient,
patient tolerance, and any additional instructions
RA stands for
right arm
- which is on your left
LA stands for
left arm
- which is on your right
how many wires are there in total
10
you use what to remove excess hair
scissors ( do not shave)
you use what to remove excess hair
scissors ( do not shave) (last resort)
- abrasion
on extremities, place electrodes on bony or fleshy parts
fleshy
tabs should point ___ on upper extrem. and ___ on lower extrem
down
up
what is the standard speed for the EKG recording
25mm/sec
AC interference happens when there are
- how to prevent
rhythmic sharp spikes throughout the reading
- move bed away from wall and disconnect electronics in room
wandering baseline in caused by
electrode pads being defective or loosely attached
limb leads are placed on ___ areas
fleshy
polarization is when there is a
flat line
if patient is having shortness of breath, which position they should be placed for ekg
semi-fowlers
- head up
Lead ___ provides the clearest recording
II
limb leads are _____ and precordial leads are ________
a. bipolar, bipolar
b. unipolar/bipolar
c. bipolar, unipolar
c. bipolar, unipolar
