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Digestion Reproduce
Science Unit 8 Lesson 4
| Question | Answer |
|---|---|
| What does the digestive system do? | Breaks down food and nutrients that the body can use |
| What system breaks down food and nutrients that the body can use? | Digestive system |
| What does cells do with food and nutrients? | Energy, grow, and repair |
| Where does digestion begin? | The mouth |
| What begins digestion in your mouth? | Teeth- crushing and grinding food |
| What is saliva? | the liquid in your mouth |
| What is the liquid in your mouth? | Saliva |
| What is the liver? | Breaks down fats |
| What organ breaks down fats? | liver |
| Where does most digestion occur? | Small intestine |
| What is the job of the small intestine? | Where most digestion occurs |
| What does the large intestine do? | Absorbs water |
| What organ absorbs water? | Large intestine |
| Where does waste go? | Out the colon |
| What does the colon do? | Passes waste |
| What does the pancreas do? | Produces a chemical to adjust sugar levels |
| What organ adjusts sugar levels? | Pancreas |
| How does food get from your mouth to your stomach? | Esophagus |
| What does the esophagus do? | Passes food from your mouth to your stomach |
| What do cells produce? | Nutrients and waste |
| How are wastes removed from the body? | The excretory system |
| What does the excretory system do? | Removes waste |
| What organs do most of the work in the excretory system? | Kidneys, bladder, urethra |
| What do kidneys, bladder, and urethra make up? | The excretory system |
| What are kidneys? | Bean shaped organs that filter waste from the blood |
| What organ filters waste from the blood? | Kidneys |
| What removes waste in the kidneys? | Capillaries |
| When waste combines with water, what does it create? | Urine |
| What is urine made of? | Wastes and water |
| Where is urine collected? | The bladder |
| What does the bladder do? | Collect urine |
| What is reproduction? | When living things make more living things similar to themselves |
| What is it called when living things make more living things similar to themselves? | Reproduction |
| What is the first stage of life? | Infancy |
| What is infancy? | The first stage of life |
| How long is infancy? | Birth-2 years old |
| What stage follows infancy? | Early Childhood |
| When is early childhood? | 3-8 years old |
| When is middle childhood? | 9-11 |
| What stage is 3-8 years old? | Early childhood |
| What stage is 9-11 years old? | Middle childhood |
| What stage is 12-18 years old? | Adolescence |
| When is adolescence? | 12-18 |
| What system protects us from diseases and illnesses? | Immune system |
| What keeps us from staying healthy | Germs and bacteria |
| What is the body’s first line of defense against diseases? | Tiny hairs and mucus in the nose and windpipe |
| How do hairs and mucus protect us from diseases? | Trap germs you may breathe in |
| What kills germs when they enter the mouth? | Saliva |
| Why do we get fevers? | Rising temperatures are trying to kill germs |
| How does the skin protect us from diseases? | Acts like a wall to stop germs from getting inside |
| How can germs enter your blood? | Through cuts |
| What is a cell that fights germs? | White blood cells |
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