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Biology 20 Online
OpenStudy (anonymous):

A patient's ECG recording shows a very long P-R interval. What is the cause of this abnormal wave pattern? Thanks guys!

OpenStudy (anonymous):

I believe it would be first degree atrioventricular blovk, it's a form of electrical conduit disease in the heart.

OpenStudy (anonymous):

*first degree atrioventricular block

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