The Certified Nursing Assistant (CNA) is classified as an auxiliary, non-licensed worker, who in accordance with the Idaho Nursing Practice Act, & Standard Rules & Regulations for the Practice of Nursing, performs basic nursing services as delegated and supervised by a professional nurse. Activities contributing to the delivery of nursing care are limited to providing personal hygiene, comfort, safety, and protection. Non-nursing support functions are also included in role expectations.

The CNA must demonstrate knowledge and skills necessary to provide care appropriate to the age of patients served in his/her department. The individual must acquire and/or demonstrate knowledge of the principles of growth and development over the life span. He/she must be able to provide care with consideration of developmental status.