Carbohydrate DigestionMouth

Salivary Glands

Pancreas Amylase

Small Carbs

Maltose Glucose

Sucrose

Glucose

Place of Action:• Mouth• Small Intestine

Source of Enzyme:• Salivary Glands• Pancreas• Intestine

Digestive Process:• Starch—Amylase—Small Carbs.• Small Carbs.—Pancreatic

Amylase-Maltose• Maltose—Glucose• Sucrose—Glucose• Lactose—Glucose

Fat Digestion Small Intestine

Pancreas

Bile-Fat Droplets

Small Droplets + Lipase

Liver

=Fatty Acids + Glycerol

Place of Action:• Small Intestine

Digestive Substance:• Liver• Pancreas

Digestive Process:• Large Fat Drops—Bile—Emulsified

to small fat droplets• Fat (triglycerides)—Lipase—Fatty

Acids and Glycerol

Protein Digestion

Stomach-Gastric Glands

Pancreas

Small Intestine

Protein

Pepsin

HCL

Polypeptides

A-A-A-A-A-A-A A-A-A-A-A-A-A

Place of Action:• Stomach• Small Intestine

Source of Enzyme:• Stomach (gastric glands)• Pancreas• Small Intestine

Digestive Process:• Protein—Pepsin—Polypeptides

Protein Digestion Continued

Protein Polypeptides

Trypsin = Peptides

A-A A-A A-A

Place of Action:StomachSmall Intestine

Source of Enzyme:StomachPancreasSmall Intestine

Digestive Process : Step TwoProtein, polypeptides—Trypsin—Peptides (smaller protein fragments)

Protein Digestion Completion

Peptides • A-A A-A

Peptidases• Break

Small Fragments

Free Amino Acids

• A A A A A A

Place of Action:• Stomach• Small Intestine

Source of Enzyme:• Stomach• Pancreas• Small Intestine

Digestive Process: Step Three• Peptides—Peptidases—Free

Amino Acids—Able to be used by body cells as building blocks