Which of the following NOT paired correctly A Murmur sound

Last updated: 6/21/2023

Which of the following NOT paired correctly A Murmur sound produced when blood leaks back through an AV valve into the atria B Syncytium a mass of merging cells that act as a unit Systole contraction Myocardial infarction caused by a blood clot obstructing a coronary artery or one of its branches E Arrhythmias abnormal relaxation of heart muscle