A Certified Registered Nurse Anesthetist (CRNA) provides anesthesia care in an acute care hospital setting, working with a medical team including physicians and fellow CRNAs. Responsibilities include administering anesthesia for a variety of surgical procedures such as GU, GYN, orthopedic, spine, ENT, GI, and light vascular cases. The role involves working 8 to 10 hour shifts and utilizing EMR systems like Meditech for patient documentation.