Digestion, Absorption, and Metabolism

Process of changing food into simple absorbable substances

• Metabolism
• Digestion
• Absorption
• Excretion

▪ Digestive enzymes or hydrolase

• Metabolism
• Digestion
• Absorption
• Excretion

Vitamins and minerals are also released

• Metabolism
• Digestion
• Absorption
• Excretion

is the sum total of all the biochemical reactions that take place in a living organism

• Metabolism
• Digestion
• Absorption
• Excretion

Breakdown of carbohydrates

• Protease

• Amylase

• Lipase

Breakdown of proteins

• Protease

• Amylase

• Lipase

Breakdown of fats

• Protease

• Amylase

• Lipase

produce inside the mouth

Starch->dextrin and maltose

• Salivary amylase
• Invertase

• Pancreatic amylase

secreted by the pancreas into the small intestine

• Salivary amylase
• Invertase

• Pancreatic amylase

catalyzes the hydrolysis of sucrose into fructose and glucose

• Salivary amylase
• Invertase

• Pancreatic amylase