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Digestive System
| Question | Answer |
|---|---|
| Name three organs that help with digestion but don't actually move food through them. | Liver, Pancreas and Gallbladder |
| Where does digestion begin ? | Begins in the mouth |
| What helps with mechanical digestion in the mouth? | Teeth and tongue |
| What helps with chemical digestion in the mouth? | Saliva |
| What helps with mechanical digestion in the stomach? | Churning of stomach caused by smooth muscles lining stomach - called peristalsis |
| What helps with chemical digestion in the stomach? | Hydrochloric acid and other digestive juices (bile and pancreatic juice) breaking down the food into a usable form. |
| What organ recycles the water from the digested food? | Large Intestines |
| Nutrients are absorbed into the bloodstream through which organ? | Small intestines |
| What are the finger-like projections in the small intestines that draw out the nutrients? | Villi |
| What is the flap of tissue that keeps food from going down the trachea? | Epiglottis |
| Which is the longest organ of the digestive system? | Small intestines |
| Why are the large intestines called "large"? | Because they have a greater diameter than the small intestines - (they're bigger around) |
| Common name for the food tube? | Esophagus |
| When smooth muscles contract and push food through your digestive tract, this is called? | Peristalsis |
| The liver, pancreas and gallbladder help with which type of digestion? | Chemical Digestion |
| The process of simply breaking down food into smaller pieces is called | Mechanical digestion |
| The process of chemically changing food into a useable form that the body can use is | Chemical digestion |
| Where does food go in the digestive tract after it leaves the mouth? | Esophagus |
| Where does food go in the digestive tract after it leaves the esophagus? | Stomach |
| Where does food go in the digestive tract after it leaves the stomach? | Small intestine |
| Where does food go in the digestive tract after it leaves the small intestine? | Large intestine |
| What is the "holding tank" of the large intestines? | Rectum |
| What is the opening through which feces exits body? | Anus |
| Each villi is connected to what? What is the purpose of this? | Each villi is connected to a capillary which puts the glucose into the bloodstream that will then travel to feed the cells. |
| What is the nutrient that all food is broken down into that feeds the cells? | Glucose |