Regularly exposed to the risk of blood borne diseases; contact with patients under wide variety of circumstances; exposed to unpleasant elements (accidents, injuries and illness); subject to varying and unpredictable situations; handles emergency or crisis situations; may perform emergency care; occasionally subjected to irregular hours; occasional pressure due to multiple calls and inquiries. MATHEMATICAL SKILLS - Intermediate Skills: Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals and to calculate figures and amounts such as discounts, interest, commissions, proportions, percentages, area, circumference, and volume.