Mechanical & Chemical Digestion

Mechanical digestion is the fisical break down of the food. This accours in the:

• Mouth
• Esophagus
• Stomach
• Small intestine

There are two types of M.D.

• Mastication
• Peristalsis

Chemical digestion recall many organs. During the chemical digestion, enzymes brake down food molecules by hydrolysis, there exist eight digestive enzymes responsible for chemical digestion:

• Nuclease
• Protease
• Collagenase
• Lipase
• Amylase
• Elastase
• Trypsin
• Chimotrypsin

---VALERIA G.