You will gain more health benefits because your training the muscles to be under stress.
A. Pacemaker cells located in the atria fire before the pacemaker cells in the ventricles. B. It takes time for hormones to diffuse from the atria to the ventricles to trigger contraction. C.The electrical signal generated in the right atrium is delayed at the AV node before passing to the ventricles. D.The ventricular muscle cells contract more slowly than the atrial muscle cells.
B. because if there’s something wrong with the muscles and strength that can come from heart health and lead up to more problems
