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Heathers digestion
Digestive tract
| Question | Answer |
|---|---|
| Where does the digestive tract start? | The mouth. |
| What does the saliva do? | moistens and breaks down food. |
| What do the teeth do? | Tear and crush food. |
| What does the tongue do? | Forms the food into a ball. |
| What does the esophagus do? | Transportation tube from the mouth to the stomach. |
| What does the stomach do? | The chemicals break down food and mix it all together. |
| What does the liver do? | Creates food into bile. |
| What is the gall bladder used for? | Storage |
| How does the pancreas help? | it adds extra chemical to the food as it leaves the stomach. |
| what does the small intestine do? | transfers nutrients to the body. |
| what is the role of the large intestine? | Gets rid of stuff the body doesn't need. |
| How long is the small intestine? | 22 feet long |
| What is the alimenary canal? | Muscular tube that is 8 feet long. |
| Cells that produce saliva are called? | amylase |
| The stomach is what kind of shape? | J-shaped |
| What produces amylase? | starch |
| How long is the stomach? | 25-30 centimetres |
| what is one of the muscular layer on the stomach called? | inner circular layer |
| The other layer of muscle on the stomach? | Outer longitudinal layer |
| What are 3 gastric glands? | -Parietal cells -Goblet cells -chief cells |
| what does the muscular sac do? | Churns and mixes food |
| what are 3 types of lipids? | -steroids:Cholesterol -Trygliceroid:energy source -phospholypid:cell membrane |
| What is chewed food in you mouth called? | bolus |
| What does cholesterol make? | estrogen and testosterone |
| What vitamin is used in energy production? | V6 |
| What are two components of digestion? | Physical and Chemical |
| Two types of carbohydrates? | Sugars and Starch's |
| What process moves food? | peristalsis |
| What muscle does the esophagus pass through before reaching the stomach? | larynx |
| Why does the stomach lining produce mucous? | to help chemically break down food |
| How long is the large intestine? | 5 feet |
| Three organs that aid in digestion? | -liver -pancreas -gall bladder |
| Substance that enters the small intestine? | chyme |
| How much water enters the system per day? | 2.5 gallons |
| what role does the appendix play? | immune system |
| what is lactose intolerance? | allergic to dairy |
| What percent of Americans are over weight? | 60% |
| what percent of americans are obese? | 25% |
| What causes people to be over weight? | Unhealthy food |
| How is the colon different from the small intestine? | No villi |
| What is different between the to sphincters? | One is voluntary and one inst |
| What is one amino acid? | protein |
| What are two major types of minor nutrients? | Minerals and vitamins. |
| What is normal flora? | Produces natural nutrients |
| what makes the stomach move? | each muscle contraction |
| What regulates the amount of food leaving the stomach to the small intestine? | stomach sphincters |
| How long does it take for the food to be completely digested? | 24 hours |
| what is the last step to digestion? | the anus |
| what is the technical name for the chewing process? | mastication. |
Created by:
Heathermoor
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