Yes a nurse anesthetist is a kind of nurse.You would have to get your BSN, several years of critical care nursing experience and then complete a CRNA program, cuurently a Masters but soon to be a doctorate.Here is a list of some types of nursing:
Ambulatory care nursing
Advanced practice nursing
Burn nursing
Camp nursing
Cardiac nursing
Cardiac catheter laboratory nursing
Case management
Community health nursing
Correctional nursing
Critical care nursing
Emergency nursing
Environmental health nursing
Faith community nursing
Flight nursing
Forensic nursing
Gastroenterology nursing
Genetics nursing
Geriatric nursing
Health visiting
Home health nursing
Hospice nursing
Hyperbaric nursing
Immunology and allergy nursing
Intavenous therapy nursing
Infection control nursing
Infectious disease nursing
Legal nursing
Maternal-child nursing
Medical-surgical nursing
Military and uniformed services nursing
Neonatal nursing
Neuro-surgical nursing
Nursing informatics
Nursing management
Obstetrical nursing
Occupational health nursing
Oncology nursing
Orthopaedic nursing
Ostomy nursing
Palliative care nursing
Pediatric nursing
Perianesthesia nursing
Perioperative nursing
Private duty nursing
Psychiatric or mental health nursing
Public health nursing
Pulmonary nursing
Quality improvement
Radiology nursing
Rehabilitation nursing
Renal nursing
School nursing
Sub-acute nursing
Substance abuse nursing
Surgical nursing
Telenursing
Telephone triage nursing
Transplantation nursing
Trauma nursing
Urology nursing
Utilization management
Wound care