Anatomy of the heart
What divides the heart into 2 sides?
Septum
Which leads are bipolar?
Leads 1, 2 and 3.
What medications do you need to discontinue before a stress test?
Beta-Blockers
What is the most noticeable wave on an isoelectric line?
R- wave
What is the standard gain?
1
What artery is deoxygenated ?
Pulmonary Artery
What is the view of the aVL?
Lateral high view
What is an important question to ask when a patient states they have had a CABG?
How many valves and/ or vessels
What is the timing for a PRI interval?
0.12-.20
What are the 4 methods to rhythm counting?
6 second
sequence
large box
small box
What side of the heart is systemic?
Left Side
What is the color and placement for a 3 lead EKG?
LA Black
RA White
LL Red
RL Green
What do you need to tell a patient when doing an EKG?
Hold your breath for 10 seconds and lay still
What is the timing for QRS?
.04- .012
How many seconds do you need to read a strip?
6 seconds
Which valves are SL ? Which valves are AV?
SL = Pulmonary & Aortic
AV= Tricuspid & Bicuspid
Where is v5 located and what is the view?
5th ICS, anterior axillary with a lateral view
How does a facility ensure payment?
By collecting the requisition forms.
What is stroke volume?
What is the standard speed?
What is the path of blood through the heart ?
Can you show us the 3 Lead dance? What are views and where are the positives and negatives?
Lead 1: Lateral, LA positive, RA negative
Lead 2: Inferior, LL positive, RA negative
Lead 3: Inferior, LL positive, LA negative
What is a MAJOR question that needs to be asked before an EKG?
An allergy to adhesion.
What does the U wave represent and what is happening in the heart when one is present?
Low in vitamin K.
The Purkinje fibers are repolarizing.
When speaking of time what does one little box equal?
.04