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WorksheetsEKG
Total questions: 74
Worksheet time: 1hrs 5mins
If there is a flat P wave which structures in the heart are damaged?
SA/AV node
Bicuspid valve
Bundle of His
Purkinje fibers
Where is the P wave located?
A
B
C
D
E
What is considered the QRS complex?
A, B, & C
C, D, & E
B, C, & D
D & E
What is the T wave located?
A
B
C
D
E
What does depolarization result in?
relaxation
contraction
repulsion
attraction
What does re-polarization result in?
relaxation
contraction
attraction
repulsion
Where is the SA node located?
A
B
Where is the AV node located?
A
B
Where does atrial depolarization occur?
A
B, C, and D
E
C and D
Where does ventricular re-polarization occur?
A
B, C, & D
E
C and D
Where does ventricular depolarization occur?
A
B, C, & D
E
C and D
Which node is considered the "pacemaker" of the heart?
SA
AV
Where are the Purkinje Fibers located?
A
B
C
D
Where is the bundle of His located?
A
B
C
D
Blood enters the heart from the _______?
Superior and inferior vena cava
Bicuspid and Tricuspid
aorta
pulmonary artery
From the pulmonary valve blood enters the _______?
aortic artery
pulmonary valve
pulmonary artery
aortic valve
After the blood returns from the lungs, it is now____?
deoxygenated
oxygenated
purple
Once blood passes through the mitral/ bicuspid valve, it enters the________?
Right atrium
Left atrium
Right ventricle
Left ventricle
Blood is forced from the left ventricle up through the_______ first?
pulmonary valve
aorta
tricuspid valve
aortic valve
Normal heart rate for an adult is?
20 to 100/min
40 to 120/min
60 to 100/min
20 to 60/min
The normal heart rhythm is called?
Sinus brady
ventricle fibrillation
Normal sinus rhythm
Junctional Rhytms
deoxygenated blood coming from____?
body to lungs
head to body
lungs to body
lungs to head
oxygenated blood returning from ___?
Lungs to body
Body to lungs
head to body
lungs to head
The SA Node is known as?
Pacemaker
gatekeeper
ventricle
cardiac muscle
The SA Node generates impulses at?
60-100 times per minute
60-40 times per minute
40-20 time per minute
20-100 times per minutes
AV Node can fire at a rate of?
60-100 times per minute
40-60 times per minute
40-20 times per minute
60-20 times per minute
which is the correct order?
SA Node, AV Node, Bundle of His, Lt and Rt Bundle Branches, Purkinje Fibers
AV Node, SA Node, Lt and Rt Bundle Branches, Bundle of His, Purkinje Fibers
Bundle of His, Lt and Rt Bundle Branches, Bundles of His, Purkinje Fibers, AV Node, SA Node
Purkinje Fibers, Bundle of His, AV Node, Lt and Rt Bundle Branches
Define Depolarization
Contraction
Relaxation
Define repolarization
Contraction
Relaxation
The QRS complex is normally __________ seconds in duration
0.06 to 0.10
0.04 to 0.10
0.08 to 0.12
0.10 to 0.12
P waves contract the __________
ventricles
atria
AV junction
SA node
QRS complexes contract_______
ventricle
atria
AV junction
SA node
PR interval is ____-_____ seconds
0.06 to 0.10
0.10 to 0.12
0.12 to 0.20
0.20 to 0.25
the impulse of SA node is
60-100
40-60
20-40
30-70
the AV impulse is
60-100
40-60
20-40
30-70
the purkinje fibers impulse is
60-100
40-60
20-40
30-70
what is the most accurate way to measure heart rate in a regular rhythm
6 second method
sequence method
1500 method
rate calculator
how does it go
depolarization = repolarization contraction = relaxing
depolarization = relaxing, repolarization = contracting
depolarization = contraction, repolarization = relaxing
depolarization = losing repolarization = gaining
whats in charge of getting blood to the rest of the body
atrias
valves
ventricles
chambers
how many chambers of the heart are there
3
4
5
6
what is NOT oxygenated
lt. atria
lt. ventricle
pulmonary artery
aorta
which is oxygenated
rt. atria
rt. ventricle
bicuspid valve
tricuspid valve
fast heart rate is
bradycardia
asystole
arrhythmia
tachycardia
slow heart rate is
tachycardia
bradycardia
arrhythmia
asystole
An atrial pacemaker site that changes from location to location has
P waves that continually change in appearance
One pacemaker site from which the impulse arise
Inverted P’ waves
A chaotic baseline preceding each QRS complex
The ___________ represents the end of ventricular depolarization and beginning of ventricular repolarization.
T wave
U wave
QT interval
ST segment
Which of the following has more P waves than QRS complexes?
A dysrhythmia where the pacemaker changes from site to site with each beat
Early beats that arise from the atria
AV heart block
Dysrhythmias that arise from the AV junction
The ___________ represents ventricular repolarization.
T wave
U wave
QT interval
ST segment
The point at which the QRS complex meets the ST segment is called the:
QT junction.
ST interval.
J point.
RS point.
1. Prominent U waves are seen in:
Hypokalemia
myocardial infarction.
digitalis toxicity.
All of these
Impulses that arise from the ventricles produce QRS complexes that:
look the same as the QRS complexes which are produced by impulses originating from the SA node.
are called R prime or R' waves.
are typically notched and biphasic.
appear wide and bizarre-looking.
The PR intervals are not measurable in:
wandering atrial pacemaker.
atrial flutter
2nd - degree AV heart block, Type I.
premature atrial complexes.
Blood enters the heart from the _______?
Superior and inferior vena cava
Bicuspid and Tricuspid
aorta
pulmonary artery
From the pulmonary valve blood enters the _______?
aortic artery
pulmonary valve
pulmonary artery
aortic valve
After the blood returns from the lungs, it is now____?
deoxygenated
oxygenated
purple
Once blood passes through the mitral/ bicuspid valve, it enters the________?
Right atrium
Left atrium
Right ventricle
Left ventricle
Blood is forced from the left ventricle up through the_______?
pulmonary valve
bicuspid valve
tricuspid valve
aortic valve
deoxygenated blood coming from____?
body to lungs
head to body
lungs to body
lungs to head
