What describes the correct system of film stock rotation in their storage area?

The correct choice outlines a systematic approach to film stock storage, emphasizing efficiency and organization. Storing new stock at the back allows for first-in, first-out (FIFO) management of the film supplies. This ensures that older stock is used before newer stock, which is crucial for maintaining the quality of dental radiographs, as film has an expiration date and can degrade over time if not used promptly. By implementing this method, clinics can minimize waste and ensure the reliability of the materials they use during procedures.

Other elements of storage like orientation of the pimple or designating separate shelves for each film size may contribute to organization; however, they do not necessarily address the critical aspect of stock rotation that helps manage the lifespan and usability of the film. Properly rotating stock is essential for optimal practice in any dental setting.