Ventricular systole describes the action in which the left lower chamber or ventricle of the heart contracts and pushes blood through the body during the cardiac cycle, according to WebMD. The systolic phase is countered by the diastolic phase, which occurs when the ventricle relaxes and fills with blood. Keep Learning.
A career as a dental hygienist is one of the highest-paying vocational jobs you can find. The average income for a dental hygienist is over $70,000 per year, and some offices offer great benefits, including vacation and sick days.
With less than one year of experience, a dental hygienist can expect to earn at least $12.38 an hour. This works out to almost $26,000 a year. On the high side, hygienists can earn a starting wage of $34.88 an hour, or just over $72,000 a year â a respectable salary for almost any professional fresh to the field.