Irregular heart beat: Atrial fibrillation is a type of irregular heart beat that results in a fluttering (fibrillating) of the top portion of the heart.
Answered 5/3/2017
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Irregular heart beat: Irregular heart rate due to a disease process in the upper chambers of the heart-.
Answered 1/13/2012
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Atria quivering...: The atria are the chambers of the heart that pump the blood into the ventricles of the heart. If the atria are not contracting correctly, they fibrillate. The atria are quivering as opposed to contracting in an organized fashion. There are treatment for this and it can be diagnosed with an ekg.
Answered 4/15/2018
6.1k views
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