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The digestive system
Chapter 4
| Question | Answer |
|---|---|
| Digestion is | the breakdown of food |
| Physical digestion involves | using the teeth and churning in the stomach |
| Chemical digestion involves | using enzymes |
| this enzyme breaks down starch into maltose | amylase |
| Enzymes are similar to | catalysts |
| a catalyst speeds up | a chemical reaction but it is not used up and can be reused |
| teeth used for cutting food are called | incisors |
| teeth used for tearing food are called | canine |
| Teeth used for chewing and grinding are called | molars and premolars |
| Acid found in the stomach | Hydrochloric |
| food is absorbed into the bloodstream in the | small intestine |
| the liver makes | bile |
| the pancreas makes | insulin and enzymes |
| insulin controls levels of | sugar in the blood |
| diabetes occurs if | you do not have enough insulin |
| in an experiment using the enzyme amylase what is the substrate | starch |
| in an experiment using amylase and starch what is the product | maltose |