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| Questão | Responda |
| What does food turn into, in the stomach, and why? | CHYME digests food faster |
| Can stomach acid breakthrough skin? | YES!!! |
| How long does it take for food to digest, in general? | A long time. |
| You grow a new stomach lining, in how many days? | 3 days |
| What make a complete protein? | Beans and Rice |
| When you are hungry what does your stomach muscles do? | contract |
| What is the acid in your stomach called? | hydrochloric acid |
| What protects your stomach walls from acid? | mucus |
| How long is the adult small intestine? | 7 metres long |
| How long is a child's long intestine? | 4 Metres |
| How long is the large intestine? | 2 metres |
| What do living organisms require to survive? | energy |
| What different sources do you obtain energy from? And what must be done to it for the body to use it's nutrients? | carbohydrates (sugar, starch) lipids (fat, oils) protiens The must be processed by your digestive system. |
| What is the digestive systems function? | it breaks down food into small enough parts to be used by cells |
| What is the esophagus? | tube that connects mouth to the stomach |
| What is mechanical digestion? | physical breakdown of food into small pieces |
| what is chemical digestion? | breakdown of large particles into smaller particles by substances called enzymes |
| what are the parts of the digestive tract? (in order) | mouth, oesophagus, stomach, small intestine, large intestine |
| What are organs that help in digestion? | liver and pancreas |
| What 2 general things make up the digestive system? | digestive tract+digestive organs= digestive system |
| Where does food enter? | mouth |
| Where does undigested food exit? | anus |
| How long does digestion take? | 2-3 days |
| Where does chemical digestion start? | mouth |
| Where does most of the chemical digestion take place? | small intestine |
| What is bile? | liquid that breaks down fat and oils |
| What are enzymes? | a protein that controls chemical activities |
| Can you live without enzymes? | NO |
| What type of enzymes help digest food? Where were they made from? | digestive enzymes they were made from special group cells called glands |
| Where are the tiny digestive glands found? | in the walls of the stomach and small intestine |
| Where are digestive glands found outside of the digestive tract? | salivary glands (3 pair-mouth) and pancreas |
| Enzymes from the glands enter the digestive tract through what? | small tubes |
| Does food pass through the glands? | Glands help in digestion, but food does not pass through them |
| What do salivary glands produce? | saliva, made mostly out of water |
| What does saliva contain? | amylase- an enzyme |
| What does saliva do to food? | moistens it, making it easier to swallow |
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