Animal Nutrition Igcse Notes -

The digestive system is responsible for breaking down food into nutrients that can be absorbed and utilized by the body. The digestive system consists of the following components:

It breaks large fat droplets into smaller ones, increasing the surface area for lipase to work. animal nutrition igcse notes

| Enzyme | Source Organ | Substrate (Starts as) | Product (Ends as) | Optimum pH | | :--- | :--- | :--- | :--- | :--- | | | Salivary glands & Pancreas | Starch | Maltose (a disaccharide) | Neutral (7) | | Protease (e.g., Pepsin) | Stomach & Pancreas | Proteins | Amino Acids | Acidic (2) for Pepsin; Alkaline (8) for Pancreatic | | Lipase | Pancreas (and small intestine) | Lipids (Fats/Oils) | Fatty Acids + Glycerol | Alkaline (8) | The digestive system is responsible for breaking down

Memorize this table perfectly. You will be asked about it repeatedly. You will be asked about it repeatedly

Excessive energy intake leading to heart disease and diabetes. Scurvy: Vitamin C deficiency. Rickets: Vitamin D or Calcium deficiency. 2. Alimentary Canal Overview