ANSWERS LATEST UPDATE
To find the persons maximum heart rate the persons age must be subtracted by
220-age
U wave represents
Represents repolarization of purkinje fibers
ST segment
Measures time between ventricular depolarization and beginning of repolarization
Which of the following best describes an EKG
Is a series of waves and deflections recording the hearts electrical activity from a certain
view
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MA
The human heart consists of _ valves
4
Sac surrounding the heart is
Pericardium
The innermost layer of the heart is
Endocardium
The outermost layer of the heart
Epicardium
The middle layer of the heart is
Myocardium
The muscular layer of the heart is
Myocardium
Which of the following are bipolar leads
Lead I, III, III
Which are the following are unipolar leads
aVR, aVL, and aVF
Which of the following are precordial leads
V1-V6