QUESTIONS WITH COMPLETE SOLUTIONS.
1 of 96
Definition
Electrical impulses through the heart
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The ECG waveform is
Blood flow through the arteries
indicative of...
Mechanical contractions of the
Oxygen levels in the heart tissue
heart
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2 of 96
Definition
1:1 tracking
2:1 block
Pacemaker wenckebach
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Describe the pathway of blood
Myocardial oxygen demand is
circulation through the heart. Start
determined by:
with the vessels that enter into the
heart.
Depending on how the
device is programmed, the The danger of PVC's in the presence
response of a dual chamber of ischemia heart disease or
pacemaker to atrial P wave cardiomyopathies is that they
sensing can include: may be a forerunner to:
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3 of 96
Definition
True
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, What type of ECG machine requires Somatic tremor is usually
the technician to cut and mount caused by movement due to
each lead recording for muscular disorders and to
interpretation? shivering from cold. T/F?
If an initial dose (0.4 mg) of
The most common cyanotic
nitroglycerin doesn't reduce chest
congenital heart defect in infancy
pain, the dose can be repeated
is...
every 3 to 5 minutes, for a total of
how many doses?
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4 of 96
Definition
Atropine
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Dopamine Epinephrine
Which of the following
Physostigmine
medications will cause a
decrease in the R-R interval?
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5 of 96
, Definition
SVC and IVC
RA/atrioventricular valve/RV (deoxygenated)
Pulmonary valve/Pulmonary arteries to lungs (gets oxygenated) LA
via pulmonary veins
Mitral valve/LV
Aortic valve/Aorta
Oxygenated blood pumped to body
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Which of the following modes Describe the pathway of
of exercise testing results in blood circulation through the
the highest VO2max heart. Start with the vessels
measurement? that enter into the heart.
Depending on how the device is
programmed, the response of a Which would be considered relative
dual chamber pacemaker to atrial P contraindications to exercise
wave sensing can include: testing?
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6 of 96
Definition
Three
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