Final answer:
The organization that will discipline the nurse for abandoning patients during an assigned shift is typically their employer, such as a hospital or healthcare facility.
Step-by-step explanation:
In the case of a nurse abandoning patients during an assigned shift, the organization that will discipline the nurse would typically be the nurse's employer, which could be a hospital or a healthcare facility. The employer would investigate the matter and apply disciplinary measures according to their policies and procedures. These measures may include warnings, suspension, termination, or reporting the nurse to the appropriate regulatory body such as the state nursing board.