Describe the flow of foodstuff through the digestive tract starting with ingestion at the buccal cavity...

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Medical Sciences

Describe the flow of foodstuff through the digestive tractstarting with ingestion at the buccal cavity and end withdefecation at anus. For each region state (1) which enzymes aresecreted if any, (2) what the substrates of that enzyme would be inthat region, and (3) what the products of chemical digestion wouldbe in that region.

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The food stuff is digested in the digestive system by different enzymes from different organ in digestive system The food stuff is ingested in buccal cavity at first then it entery into stomach The food stuff then is digested by pancreatic juice from pancreas Then digested food materials enters into intestine and intestinal juice or succus entericus helps in the final digestion of the food stuff So each region of the digestive tract secrets different enzymes for the digestion procedure of the food stuff 1 Enzymes secretion by digestive tract a in buccal cavity salivary juice is secreted from secretory acini This salivary juice is contained ptyaline enzyme which helps in the digestion of starch The starch is a carbohydrate molecule which is digested in oral cavity by this ptyaline enzyme b in stomach lipase is one of the enzyme which helps in the digestion of fat in the stomach The pepsin gilatinase are the main enzymes in stomach for the digestion of protein and gelatin respectively HCl is one of the enzyme in stomach which digests sucrose carbohydrate c in pancreas trypsin pancreatic amylase pancreatic See Answer

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