Use the drop-down menus to complete the sentences. The titles CNA, LPN, RN, APRN, and NP refer to types of . The titles RMT and CMT refer to types of . The titles CCS and CCS-P refer to types of . The titles DH, LDH, RDH, DA, and CDA refer to types of workers. The titles EMT and Paramedic refer to types of .