Chapter 8: Digestive System Enzymes

saliva

What is the source of the enzymes salivary amylase and salivary lipase?

starch, glycogen

What are the substrates of salivary amylase?

disaccharides

What are the products of salivary amylase?

lipids

What is the substrate of salivary lipase?

fatty acids

What are the products of salivary lipase?

stomach

What is the source of gastric lipase and pepsin?

lipids

What is the substrate of gastric lipase?

fatty acids

What are the products of gastric lipase?

proteins

What is the substrate of pepsin?

polypeptides

What are the products of pepsin?

pancreas

What is the source of pancreatic amylase and pancreatic lipase?

starch, glyogen

What is the substrate of pancreatic amylase?

disaccharides

What are the products of pancreatic amylase?

lipids

Whats the substrate of pancreatic lipase?

fatty acids, glyercol

What are the products of pancreatic lipase?

pancreas

What is the source of trypsin, chymotrypsin, carboxypeptidase, and nucleases?

polypeptides

What is the substrate for trypsin, chymotrypsin, and carboxypeptidase?

peptides and amino acids

What are the products of trypsin, chymotrypsin, and carboxypeptidase? 

nucleic acids

What is the substrate of nucleases?

nucleotides

What are the products of nucleases?

cells of intestinal mucosa

What is the source of enterokinase and intestinal lipase?

cells of intestinal mucosa

What is the source of sucrase, lactase, and maltase?

cells of intestinal mucosa

What is the source of peptidase, dipeptidase, and tripeptidase?

trypsinogen

What is the target of enterokinase?

converts trypsinogen into active trypsin

What is the action of enterokinase?

sucrose

What is the target of sucrase?

converts sucrose into glucose, fructose

What is the action of sucrase?

lactose

What is the target of lactase?

converting lactose into glucose, galactose

What is the action of lactase?

maltose

What is the target of maltase?

converting maltose into two molecules of glucose

What is the action of maltase?

triglycerides

What is the target of intestinal lipase?

converting triglycerides into glycerol, fatty acids

What is the action of intestinal lipase? 

peptides

What is the target of peptidase?

converting peptides into amino acids, dipeptides, tripeptides

What is the action of peptidase?

dipeptides 

What is the target of dipeptidase?

converting dipeptides into individual amino acids

What is the action of dipeptidase?

tripeptides

What is the target of tripeptidase?

converting tripeptides into individual amino acids

What is the action of tripeptidase"?