WorksheetsGame
Total questions: 37
Worksheet time: 19mins
What does the P wave represent?
Ventricles contracting
Atrium contracting
Ventricles relaxing
Atrium relaxing
What does the PR segment represent?
start of atrial depolaization
end of ventricular depolrization
time needed for ventricular depolarization and repolarization
the time delay between atrial & ventricular depolariztion
What does the PR interval represent?
ensure impulse conduction from atria to ventricles are normal
recovery period for Purkinje fibers
time from when the ventricles contract to the time they relax
atrial depolarization cycle
QRS complex consists of..
Q wave
J wave
S wave
R wave
Serves as the end of venricular depolarization and start of ventricular repolarization
PR interval
PR segment
QRS complex
ST segment
What follows the S wave?
P wave
U wave
T wave
Q wave
What is the location of the QT interval?
extends from the beginning of QRS cinplex to the end of the T wave
end of S wave to beginning of T wave
beginning of P wave
beginning of end of P wave to R wave
What is not presnt on every strip?
T wave
J point
QRS complex
U wave
Mechanical activity is..
how the heart contracts and relaxes
how the heart conducts electricity
Electrical activity is.
how the heart contracts and relaxes
how the heart conducts electricity
What is the paper speed?
1 mv
25mm/sec
0.04secs
10mmx5mm
The rate method used for irregular rhythm is...
6 seconds
300 seconds
1500
Rate method used for regular rhythm..
6 seconds
300 & 1500 method
Where is oxygenated blood found?
right ventricle
left ventricle
right atrium
left atrium
Where is deoxygenated blood found?
right atrium
left atrium
right ventricle
left ventricle
What is the rate of the SA node?
60-100bpm
40-60bpm
20-40bpm
over 100bpm
What is the rate of the AV node?
20-40bpm
over 100bpm
60-100bpm
40-60bpm
What is the rate of the Purkinje fibers?
over 100bpm
20-40bpm
40-60bpm
60-100bpm
What is a negative deflection?
goes below the baseline
above the baseline
goes both above and below the baseline
isoelectric line
Positive deflection is when..
biphasic
goes below the baseline
goes above the baseline
goes above and below the baseline
The Y-axis is the..
voltage/amplitude
time
0.1mV
0.04secs
What is the x-axis of the EKG strip?
0.04secs
1mV
voltage/amplitude
time
SA arrhythmias occur in the
atrial tissue or internodal pathways
SA node
below Bundle of His in ventricles
AV junction around AV node or Bundle of HIs
What type of arrhythmia occurs in the atrial tissue or internodal pathway?
Sinus
Asystole
Atrial
Ventricular
What is an irritable site?
increases heart rate
it causes premature beats
makes P wave hard to determine
a heart attack
What leads are in a 3-lead EKG?
Leads 1,2 & 3(limb)
augmented (avF,avR,avL)
P1-P6
precordial
planes of leads
precordial, limb, electrodes
the frontal plane, transverse plane,
augmented
leads 1,2,3
4th intercostal space on (R) side of sternum
v1
v2
v3
v4
4th intercostal side on (L) side of sternum
v3
v4
v5
v2
midway b/w the v2 and v4 position
v2
v1
v3
v6
5th intercostal space on (L) midclavicular line
v5
v6
v4
v3
horizontal to v4 at the (L) anterior axillary line
v1
v4
v5
v3
horizontal to v4 at the (L) midaxillary line
v4
v6
v5
v1
nodes involved in arrhythmia groups
SA node and AV node
RBB
Purkinje fibers
LBB
lead 1, 2, 3
bipolar
unipolar
placement
avF, avR, avL, and v1-v6
placement
bipolar
unipolar
which of the following is apart of an EKG
lead wires
voltage
depol
repol
