A radiology technician is a person that uses radiation in order to treat cancer.In order to accomplish this, the radiology technician uses special machines called linear accelerators.
Respiratory therapists test, treat and provide care to patients experiencing pulmonary difficulties. Respiratory therapists take primary responsibility for all pulmonary care, but practice under a physician.
Registered nurses have more opportunities and responsibilities than ever before. As medical care has improved over the years, nursing responsibilities have increased.