Regularly exposed to the risk of contagious and blood borne diseases, subject to varying and unpredictable situations, exposure to unpleasant elements (accidents, injuries, illness), emergency and crisis situations, subject to irregular hours, increased stress due to multiple calls and inquiries, Occasional exposure to radiation hazards, radioactive substances and biohazard material. Reaching, stooping, bending, kneeling, crouching, manual dexterity and mobility, touch, auditory and visual perception and acuity, adequate vocal pitch and volume, ability to move quickly.