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Digestive System
Study Stack on Digestive System
| Question | Answer |
|---|---|
| What is mechanical digestion and where does it take place? | The breaking down, chewing, or mashing of food> It takes place in the mouth and stomach. |
| What is chemical digestion and where does it take place? | Breaking down of big food molecules into smaller ones chemically. It takes place in the stomach and the mouth. |
| What is the energy transfer that takes place in your stomach? | Chemical and mechanical |
| Why is it so important that heat is released to the body during digestion? | So chemical changes can take place. |
| What organ absorbs the nutrients from the food? | The small intestine |
| What organ absorbs the water from the remaining food? | The large intestine. |
| In what order does food go through the body? | Mouth, Esophagus, Stomach, Small intestine, Large intestine, the rectum, then the anus. |
| What is the function of the mouth? | Chews and mash food into smaller pieces and also breaks down food using enzymes and saliva. |
| What is the function of the esophagus? | It moves partially digested food to the stomach. Uses the peristalsis and the epiglottis. |
| What is the function of the stomach? | It breaks down food by churning it and using acidic juices to chemically break it down. |
| What is the function of the small intestine? | It absorbs nutrients from the food |
| What is the function of the large intestine? | It takes nutrients from the food so waste can be disposed of. Also takes out water using villi. |
| What is the function of the rectum? | It holds waste. |
| What is the function of the anus? | Lets waste leave the body. |
| Your body must eliminate______ to remain healthy. | Waste |
| The excretory system includes the _____ system. | Urinary |
| What does the hypothalamus monitor? | The amount of water in the blood. |
| What organ is bean shaped and filters blood? | Kidneys |
| Kidneys are made of 1 million tiny filtering units called ______. | Nephrons |
| It takes _____ minutes for all the blood in your body to pass through your kidneys. A )10 minutes B) 1 minute C) 1 hour D) 5 minutes | D) 5 minutes |
| Blood enters the kidneys through the ____ artery. | Renal |
| Capillaries reabsorbs most of the _____, _____, and salt. | Water and sugar |
| What does the renal artery do? | Returns purified blood to be circulated. |
| Urine flows through the ____. | Urethra |
| What 2 ways can food be digested? | Chemically and physically. |
| Where does physical digestion occur? | The mouth, stomach, and small intestine |
| Where does chemical digestion occur? | The mouth, large intestine, and the stomach |
| What is a major function of the digestive system? | Break down larger molecules into smaller ones |
| The mouth is what kind of digestion? | Physical and chemical |
| What is chyme? | A pulpy acid made of partially digested food |
| What three atoms are found in carbohydrates? | CHO |
| What are starch and protein molecules broken down into? | Sugar |
| What absorbs nutrients during digestion? | small Intestine |
| What absorbs water during digestion? | The large Intestine |
| What is the major function of the excretory system? | Elimination of waste |
| What happens to our kidneys if they stop working? | Blood is filled with waste |
| How do the digestive system and the excretory system work together? | The digestive system breaks down food and the excretory system eliminates the waste |
Created by:
Kaitlyn K
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