Represents ventricular depolarization.

Electrical activity is what is detected on ECG, not the muscular activity.

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

A pattern of AV block in which there are varying PR intervals. Usually, there is progressive prolongation of the PR interval until a P wave is not conducted.

An EKG rhythm in which all parameters are normal except the rate is less than 40 beats per minute in ages 6 through adult.

Dominant or primary pacemaker of the heart.

What does P represent on the diagram?  Wk. 5 Quiz Blank Label Heart ABCDE .pdf 

Atrial relaxation is also known as systole.

What does N represent on the diagram?  Wk. 5 Quiz Blank Label Heart ABCDE .pdf 

What does F represent on the diagram?  Wk. 5 Quiz Blank Label Heart ABCDE .pdf