Four APN Roles: Describe the role, educational preparation, and work environment for the four APN roles (CNP, CNS, CRNA & CNM). Provide support from at least one scholarly source. —- The Advanced Practice Nurse (APN) role encompasses four different specialties: Clinical Nurse Specialist (CNS), Certified Nurse Practitioner (CNP), Certified Registered Nurse Anesthetist (CRNA), and Certified […]