In fact, in order for a funnel cloud to be officially classified as a tornado, it has to be touching both the source cloud and the ground. Tornadoes are dangerous events. These storms can be several miles wide and have wind speeds as fast as 300 mph!
ABSTRACT: Geisinger Health System is a physician-led, not-for-profit, integrated delivery system serving an area with approximately 2.6 million people in northeastern and central Pennsylvania with innovative products and services designed to drive higher performance.
GE Healthcare What is repolarization and what influences affect it? The QRS complex of the electrocardiogram (ECG) reflects the occurrence of an electrical wave that propagates through the heart muscle, to trigger the mechanical contraction of each heartbeat.E Healthcare What is repolarization and what influences affect it? The QRS complex of the electrocardiogram (ECG) reflects the occurrence of an electrical wave that propagates through the heart muscle, to trigger the mechanical contraction of each heartbeat.