The digestive system is the series of tubelike organs ... process of chemical digestion using specialized proteins called enzymes. Secreted at various points along the digestive tract, enzymes ...

VOICEOVER: Enzymes of the digestive system. Three key types of enzymes in different parts of our digestive system help break down the food to provide the energy our body needs to grow and repair.

The human digestive system refers to the organs that take in ... Together, these organs provide mechanical processing, the secretion of enzymes and bile to help break down compounds, and the ...