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Science 18.1 Respiration 18.2 Digestion

Science 18.1 Respiration 18.2 Digestion. When you breathe, your respiratory system is bringing your body. Oxygen and removing carbon dioxide. What order does air come into your body?. 1. mouth 2. throat 3. bronchial tubes 4. lungs. What body system makes speech (your voice). Respiratory .

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Science 18.1 Respiration 18.2 Digestion

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  1. Science18.1 Respiration18.2 Digestion

  2. When you breathe, your respiratory system is bringing your body • Oxygen and removing carbon dioxide

  3. What order does air come into your body? • 1. mouth • 2. throat • 3. bronchial tubes • 4. lungs

  4. What body system makes speech (your voice) • Respiratory

  5. Which muscle contracts (squeezes)to make your chest expand (get bigger)? • diaphragm

  6. When the digestive system breaks down food, your body gets • Energy and materials

  7. When you chew your food, that is what kind of digestion? • Mechanical (you move your mouth…mechanical means to move)

  8. When your saliva (spit) softens your food that is what type of action? • Chemical (your saliva has chemicals in it that breaks down your food)

  9. Peristalsis is what type of digestion? • mechanical

  10. If a cell does not get enough oxygen it will • die

  11. To release energy, your body uses oxygen and what during cellular respiration? • glucose

  12. What is another word for the voice box? • larynx

  13. Movement of food through the esophagus due to muscular action is called • peristalsis

  14. Chemical and mechanical digestion occur in what two places? • Mouth • Stomach

  15. What is produced in the liver? • bile

  16. What type of cell transports (carries) oxygen through the body? • Red blood cells

  17. What do we do to get air into our bodies? • breathe

  18. What is the esophagus? • A tube that carries food from the mouth to the stomach

  19. Where does digestion begin? • mouth

  20. What absorbs water during digestion? • Large intestine

  21. What tube is located between the larynx and the bronchi • trachea

  22. What are the tiny air sacs where gas is exchanged (swapped) called? • alveoli

  23. What is the substance (stuff) that traps dirt and pollen called? • mucus

  24. Which muscle pushes the air out of the lungs? • diaphragm

  25. You can get asthma even if you don’t smoke.

  26. 20% of the air we breathe in is oxygen

  27. What do scuba divers carry in their air tanks? • oxygen

  28. Is water a nutrient (something good for your body)? • Yes

  29. Salivary Glands are part of which system? • digestive

  30. Don’t forget to study the drawing of the • 1. Respiratory system • 2. Digestive system

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