Digestive System

Digestive System digestive system Gastrointestinal Gastrointestinal System The gastrointestinal tract digests skeletal system The human digestive system is the means by which tissues and organs receive nutrients to function The system breaks down food, extracts nutrients from it,

immune system The digestive tract is a long, muscular tube that extends from the mouth through the stomach and intestines to the anus As food moves along the digestive tract