Final answer:
An RN must assess a newly admitted patient as soon as possible as it is their primary responsibility, especially when providing critical treatments like dialysis under direct nurse supervision.
Step-by-step explanation:
The RN should assess the newly admitted client as soon as possible; the new admission is your primary responsibility. In the context of providing dialysis treatments under direct supervision of a registered nurse, a timely assessment is crucial. Assessing the patient involves reviewing the patient's history, understanding their current condition, and addressing their needs before initiating any treatment. This also includes vital signs monitoring and preparing solutions and equipment to ensure both accuracy and sterility of the dialysis process.