Phlebotomy Course & CNA ClassProctored examinations are supplied for staff members of St. John's United. Future classes to be announced. Prior to beginning work as a CNA, trainees are often needed to complete a checkup that certifies they are physically fit enough to perform the responsibilities of a nursing assistant. https://center-learning-daycare49360.tnpwiki.com/6400966/phlebotomy_course_cna_class_fundamentals_explained