Digestion Flashcards
Physical digestion
Chewing and breaking up food in mouth and stomach
Digestive system
Group of organs breaking down food
4 types of teeth
Incisors,canines,premolars,molars
Incisors
Cutting
Canines
Tearing
Premolars
Grinding
Molars
Grinding
Mouth
Amylase breaks down starch
Oesophagus
Tube that carries food to the stomach
Pancreas
Makes digestive enzymes
Large intestine
Passes water back to the blood.
Small intestine
Food molecules are Absorbed into the bloodstream
Liver
Makes bike to break down fats
Stomach
Stores food and mixes it with digestive juices
Chemical digestion
Uses enzymes
Enzyme
Protein that can speed up a chemical reaction without being used up in the reaction
Enzyme,substrate,product
Amylase,starch,maltose
Show action of amylase on starch
Two test tubes heated at 37 degrees. Test for starch using iodine and for reducing sugar using benedicts solution. A turns in iodine and stays blue in benedicts. B remains brown In iodine and turns brick red in benedicts.