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Sustained sinus tachycardia lasts at least:

VT originates in the _____.

A digital polysomnography (PSG) recording viewed in a ___ second window corresponds to a traditional ink pen recording at a paper speed of ___ mm/sec.

An ECG wave will be ____ (deflected _____) if the electrical activity of the heart approaches the positive lead.

A premature ectopic impulse originating in the ventricles. Usually caused by increased automaticity and electrical irritability in the ventricular conduction system or muscle tissue.

An electrical cell generates an electrical impulse, this electrical impulse causes the ions to cross the cell membrane and causes the action potential, also called ______.

In Part II of this experiment, “Free Expansion”, a 5 nm wide box containing 200 heavy molecules is quickly expanded to 15 nm wide.  I observed this process to be:

A rhythm lasting a minimum of 3 consecutive beats at a rate greater than 100 per minute with QRS duration of greater than or equal to 120 msec.

____ AV block is defined as a prolongation of PR interval longer than 0.20 second.

Represents ventricular recovery or repolarization.