Teacher: Who can tell what this the digestive system?

Zane: The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion. Digestion involves the breakdown of food into smaller and smaller components, until they can be absorbed and assimilated into the body. The process of digestion has three stages. The system of organs responsible for getting food into and out of the body and for making use of food to keep the body healthy. The digestive system includes the salivary glands, mouth, esophagus, stomach, liver, gallbladder, pancreas, small intestine, colon, and rectum. Digestion is the breakdown of large insoluble food molecules into small water-soluble food molecules so that they can be absorbed into the watery blood plasma. ... After undergoing mastication and starch digestion, the food will be in the form of a small, round slurry mass called a bolus.

Teacher: O_o

((03-27-20-Fri))

4 years ago 72 views 1 frames