Uncoordinated and irregular contractions of one of the chambers of the heart are referred to as __________.

0 votes
    a stroke
    a delay of the atrioventricular node
    a pacemaker
    fibrillations

asked May 30, 2013 in Biology by anonymous
    

1 Answer

0 votes
fibrillations
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)



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