Digestive System part 2

Function of ptyalin.

• Convert starch into glucose

• Convert glucose into maltose

• Convert protein into peptide

• Convert fat into fatty acid and glycerol

Enzymes produced by pancreas.

• Disaccharides, lipase, erepsin

• Pepsin, renin, trypsin

• Amylase, lipase, trypsin

• Pepsin, erepsin, amylase

Gastric juice produced by....

• stomach

• duodenum

• pancreas

• liver

Liver produces substance to....

• convert protein into peptide in stomach

• coagulate milk in stomach

• emulsify fat in duodenum

• convert fat into amino acid in duodenum

Chyme is produced by....

• mouth

• esophagus

• duodenum

• stomach

Function of ileum...

• Absorption of water from waste

• Absorption of water from digested food

• Absorption of nutrients from waste

• Absorption of nutrients from digested food

Food test experiment: substance/reagent to test glucose

• Amylase solution

• Benedict solution

• Iodine solution

• Biuret solution

Food test experiment: Solution to test protein.

• Benedict

• Iodine

• Peptide

• Biuret

Food test experiment: result of glucose test

• food turn into blue-black

• transparent paper

• food turn into purple

• food turn into brick red

Food dropped by solution, boil the food solution, check the color. Those are procedure for........test experiment.

• protein

• glucose

• fat