When Stacking Tags, the Opening Tag of a Subsequent HTML

question 60

True/False

When stacking tags, the opening tag of a subsequent HTML element must be inserted into a document before the closing tag of the previous tag element has been inserted.

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Definitions:

ECG

Electrocardiogram: a test that records the electrical activity of the heart to show abnormal rhythms and detect heart problems.

Cardiac Muscle Cell

A specialized type of muscle cell found in the heart, responsible for contracting and generating the force that pumps blood throughout the body.

Action Potential

A temporary reversal of the electrical potential along the membrane of a nerve cell or muscle cell, allowing for the transmission of signals.

Cardiac Cycle

The complete sequence of events in the heart from the beginning of one heartbeat to the beginning of the next, including systole and diastole phases.