In your own words, explain the role of the digestive, endocrine, and excretory systems in maintaining homeostasis.

The absorption of nutrients in the small intestine is controlled by the digestive system. Excess nutrients are filtered out from kidney into urine through the excretory system. However, both these processes are regulated by the endocrine system.

well basically since ima beginner people will answer any subject "right away"and if you get more points you could ask more questions or if you answer someone's question you get points

wheres the passage with the idiom underlined