disintegrated operation of the afferent and internuncial bcvc neurons that precedes the development of severe ischemic arrhythmias may be due to a heavier afferent flow from heart receptors , descending influences from the cortical sensomotor area , and altered blood gas composition and a lower serotonin level in the medulla oblongata , associated with myocardial ischemia .
C0007226
bcvc
C0003811
arrhythmias