A paramedic is a health care professional whose primary role is to provide advanced emergency medical care for critical and emergent patients who access the emergency medical system. Not all ambulance personnel are paramedics. In English-speaking countries, there is an official distinction between paramedics and emergency medical technicians (or emergency care assistants), in which paramedics have additional educational requirements and scope of practice. The paramedic role is closely related to other health care positions, especially the emergency medical technician, with paramedics often being on higher grade with more responsibility and autonomy following substantially greater education and training. The primary role of a paramedic is to stabilize people with life-threatening injuries and transport these patients to a higher level of care (typically an emergency department). Due to the nature of their job, paramedics work in many environments, including roadways, people's home, ...