scorebuilders ch 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | One complete period of depolarization and repolarization of the cardiac muscle cells |
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| P wave | show |
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| PR Interval | show |
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| show | Ventricular depolarization and atrial repolarization |
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| QT Interval | Electrical systole that is measured by the time elapsed from the start of the Q wave to the end of the T wave. This is normally .32 to .40 seconds | show 🗑
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| show | Delay before repolarization of the ventricles; useful in assessing myocardial ischemia |
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| T Wave | Ventricular repolarization | show 🗑
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| ECG | Surface electrodes record the electrical activity of the heart. A 12-lead ECG provides 12 views of the heart; it is used to asses cardiac rythym, to diagnose the location, extent , and acuteness o myocardial ischemia and infarction; and to evaluate | show 🗑
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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