Digestion Flashcards
Physical digestion
Chewing and breaking up food in mouth and stomach
Digestive system
A 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 blood stream from here
Liver
Makes bile to break down fats
Stomach
Stores food and mixes it with digestive juices
Chemical digestive
Uses enzyme
Enzyme
Enzyme protein that can speed up a chemical reaction without being used in the reaction
Shown action of amylase on starch
Two test tubes (A has starch)(B is starch and amylase) heated at 37 degrees. Test for starch using iodine and reduce sugar using benidicts solution. A black in iodine And stays blue in the remains in benidicts. B remains brown in iodine and turns brick red in benidict’s