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 a bachelorâs degree in dental hygiene, a dental hygienist can end up managing medical services for a dental office. In this role, salaries averaged $86,670 a year as of 2012, according to the BLS. If a dental hygienist chooses to step away from the clinical setting and work in an educational one, salaries are much lower, as vocational school teachers earned an average of $52,770 a year.