Given the task definition and input, reply with output. Given a scientific passage and an answer, generate a question for the given answer.

Passage: Digestive System Organs The easiest way to understand the digestive system is to divide its organs into two main categories. The first group is the organs that make up the alimentary canal. Accessory digestive organs comprise the second group and are critical for orchestrating the breakdown of food and the assimilation of its nutrients into the body. Accessory digestive organs, despite their name, are critical to the function of the digestive system. Answer: food
What are accessory digestive organs critical for breaking down?