A Certified Registered Nurse Anesthetist (CRNA) provides anesthesia care during various surgical procedures, including urology, orthopedics, ENT, obstetrics, gastrointestinal, and pediatric cases. The role involves working 8- to 10-hour shifts in multiple operating rooms with supervision ratios of 1:2 or 1:3, using Cerner charting for documentation. Responsibilities also include managing privileges and potentially being on overtime call.