Erbium is finding nuclear and metallurgical uses. Added to vanadium, for example, erbium lowers the hardness and improves workability. Erbium oxide gives a pink color and has been used as a colorant in glasses and porcelain enamel glazes.rbium is finding nuclear and metallurgical uses. Added to vanadium, for example, erbium lowers the hardness and improves workability. Erbium oxide gives a pink color and has been used as a colorant in glasses and porcelain enamel glazes.
Nurse anesthetists provide anesthesia and related care before and after surgical, therapeutic, diagnostic and obstetrical procedures. They also provide pain management and emergency services, such as airway management. The practice of anesthesia is a recognized specialty within the profession of nursing, and nurse anesthetists are essential to the health care workforce. The Certified Registered Nurse Anesthetist (CRNA) administers anesthesia for all types of surgical cases, from the simplest to the most complex.
The American Association of Nurse Anesthetists' (AANA) is the national association that represents more than 90% of the 45,000 nurse anesthetists in the United States. Certification is governed by the National Boards of Certification and Recertification of Nurse Anesthetists (NBCRNA).ccording to the American Association of Nurse Anesthetists, nurse anesthetists are the oldest nurse specialty group in the United States. Additionally, in testament to the professionâs roots, todayâs nurse anesthetists remain the primary anesthesia providers to U.S. service men and women at home and abroad.