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body systems
it is about yoru digestive and respiratory systems work
| Term | Definition |
|---|---|
| enzymes | another name for saliva |
| esophagus | long tube that crushed food goes done |
| stomach | gastric juice turns solid food into liquid |
| small intestine | absorbs nutrients |
| large intestine | removes solid waste |
| 3 types of teeth | cutting, tearing, and grinding teeth |
| tapeworm | parasite in the small intestine |
| cells | smallest part of a living thing |
| cell membrane | outer covering of cell |
| nucleus | controls the cell |
| diffusion | movement of materials in and out of cells |
| villi | structures in small intestine that carry nutrients to cells |
| glucose | food for the cell |
| Respiration = | glucose + oxygen -> ENERGY+ water vapor+ carbon dioxide |
| air is mainly | nitrogen |
| order of digestive | 1. mouth 2. esophagus 3. stomach 4. small intestine 5. large intestine |
| trachea | wind pipe |
| mucus | sticky fluid catches germs |
| bronchial tubes | straw like branches |
| air sacs | fill with oxygen |
| capillaries | tiny blood vessels |
| asthma | bronchial tubes swell |
| bronchitis | infection causes mucus to fill in bronchial tubes |
| emphysema | air sacs over stretch and causes them to collapse |
| pneumonia | air sacs fill with oily fluid |