The phrase "tract function" refers to how different parts of an organism's body work together to accomplish specific functions or tasks. It describes how various systems or organs function and interact as a whole. Full definition
These bugs help the digestive tract function properly, which in turn enhances your body's ability to extract nutrients from food. (beginwithinnutrition.com)
A protein - rich recipe that includes cranberries to help keep the urinary tract functioning properly. (bluebuffalo.com)
This fiber is necessary, since all dogs need to eat a little fiber to help keep their gastrointestinal tract functioning properly. (moderndogmagazine.com)