Certified Registered Nurse Anesthetists (CRNAs) are advanced practice nurses who specialize in administering anesthesia and providing anesthesia-related care before, during, and after surgical, therapeutic, diagnostic, and obstetrical procedures. CRNAs are highly trained professionals who work in a variety of healthcare settings, including hospitals, surgical clinics, and outpatient centers. They collaborate closely with surgeons, anesthesiologists, dentists, and other healthcare professionals to ensure patient safety and comfort during procedures.