This includes ECG, direct arterial pressure, central venous pressure, arterial blood gas determinations and hematocrits, in addition to the routine measurement of temperature, respiration, blood pressure and heart rate. License and/or Certification: Certification as a nurse anesthetist by the NBCRNA (National Board of Certification & Recertification for Nurse Anesthetists) OR Certification by the NCCAA (National Commission for Certification of Anesthesiologist Assistants) .