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.
As of 2012, dental hygienists brought home an average salary of $70,700 a year, according to the Bureau of Labor Statistics. The top 10 percent earned $96,280 a year or more.The bottom 10 percent earned $46,540 or less.s of 2012, dental hygienists brought home an average salary of $70,700 a year, according to the Bureau of Labor Statistics. The top 10 percent earned $96,280 a year or more.