Gernald
Jan 8, 2009, 12:17 PM
I went for an EKG the other day, and noticed that my heart rate would turn red on top during the Q-R-S cycle every couple of beats. Does this indicate something or does the machine do this?
Google Image Result for http://upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Cardiac_Cycle_Left_Ventricle.PNG/300px-Cardiac_Cycle_Left_Ventricle.PNG (http://images.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Cardiac_Cycle_Left_Ventricle.PNG/300px-Cardiac_Cycle_Left_Ventricle.PNG&imgrefurl=http://en.wikibooks.org/wiki/A-level_Biology/Transport/mammalian_heart&usg=__ioaDVVYfA7N80MTCtKQlg0VJ3U8=&h=217&w=300&sz=35&hl=en&start=20&um=1&tbnid=7KqSWgVYdukMQM:&tbnh=84&tbnw=116&prev=/images%3Fq%3Dcardiac%2Bcycle%26start%3D18%26ndsp%3 D18%26um%3D1%26hl%3Den%26rls%3DGGLJ,GGLJ:2008-43,GGLJ:en%26sa%3DN)
Google Image Result for http://upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Cardiac_Cycle_Left_Ventricle.PNG/300px-Cardiac_Cycle_Left_Ventricle.PNG (http://images.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Cardiac_Cycle_Left_Ventricle.PNG/300px-Cardiac_Cycle_Left_Ventricle.PNG&imgrefurl=http://en.wikibooks.org/wiki/A-level_Biology/Transport/mammalian_heart&usg=__ioaDVVYfA7N80MTCtKQlg0VJ3U8=&h=217&w=300&sz=35&hl=en&start=20&um=1&tbnid=7KqSWgVYdukMQM:&tbnh=84&tbnw=116&prev=/images%3Fq%3Dcardiac%2Bcycle%26start%3D18%26ndsp%3 D18%26um%3D1%26hl%3Den%26rls%3DGGLJ,GGLJ:2008-43,GGLJ:en%26sa%3DN)