________ Is a Background Color That Appears Behind Text in a Paragraph

question 69

Short Answer

________ is a background color that appears behind text in a paragraph.

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Definitions:

Q-T Interval

A measure of the time between the start of the Q wave and the end of the T wave in the heart's electrical cycle, representing the period from the start of ventricular depolarization to the end of ventricular repolarization.

ECG

Electrocardiography, a medical test that records the electrical activity of the heart to check for different heart conditions.

P-R Interval

The P-R interval indicates the time measurement from the start of the atrial depolarization to the beginning of ventricular depolarization on an electrocardiogram (ECG).

R-R Interval

The time interval between two consecutive R-waves in an electrocardiogram (ECG), representing one cardiac cycle.