Human Digestive System – Complete Exam Notes
Quick Overview
The digestive system breaks down food, absorbs nutrients, and removes
waste.
1. What is Digestion?
Digestion is the process of converting complex food into simple absorbable
molecules.
2. Organs of Digestive System
Mouth, Esophagus, Stomach, Small Intestine, Large Intestine, Liver, Pancreas
3. Process of Digestion
Mouth: chewing and saliva action
Stomach: gastric juices break proteins
Small intestine: absorption of nutrients
Large intestine: water absorption
4. Important Enzymes
Amylase – breaks starch
Pepsin – breaks proteins
Lipase – breaks fats
5. Functions
Quick Overview
The digestive system breaks down food, absorbs nutrients, and removes
waste.
1. What is Digestion?
Digestion is the process of converting complex food into simple absorbable
molecules.
2. Organs of Digestive System
Mouth, Esophagus, Stomach, Small Intestine, Large Intestine, Liver, Pancreas
3. Process of Digestion
Mouth: chewing and saliva action
Stomach: gastric juices break proteins
Small intestine: absorption of nutrients
Large intestine: water absorption
4. Important Enzymes
Amylase – breaks starch
Pepsin – breaks proteins
Lipase – breaks fats
5. Functions
