The Certified Registered Nurse Anesthetist (CRNA) provides anesthesia care primarily for adult patients across various surgical specialties, including general, orthopedic, ENT, urology, and OB/GYN cases. The role involves working under the supervision of an anesthesiologist in a hospital setting, with responsibilities including epidurals and nerve blocks while excluding cardiac and neuro cases. Candidates must hold NBCRNA certification, necessary licenses, and certifications such as ACLS, BLS, and PALS, with new graduates considered for the position.