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Digestive system

Digestive system

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Digestive system

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  1. Digestive system Breaks down food so it can diffuse into the cells.

  2. Organs of the digestive system

  3. Salivary glands Pharynx Tongue Esophagus Mouth and Throat

  4. Liver Pancreas Stomach Gall bladder Large intestine/ Colon Small intestine Rectum Anus The stomach down…..

  5. Mouth Esophagus Stomach Small Intestine Large Intestine The organs food passes through.

  6. Mouth Mechanical digestion – teeth - chewing Chemical digestion – saliva - breaks the proteins apart. Mouth

  7. Esophagus – carries food to stomach. Peristalsis occurs. Esophagus

  8. Stomach – • mixes food by peristalsis. • proteins continue to digest. • absorbs water, sugar, and medicine. Stomach

  9. Small Intestines: • Most digestion occurs here. • Digestive enzymes come from the pancreas. • Bile comes from the liver and gall bladder. Small Intestines

  10. Large Intestine/Colon • Absorbs excess water. • Absorbs vitamin K made by the bacteria in your intestines! • (This is a helpful relationship between you an the bacteria. Bacteria gets food and a home; you get vitamin K) Large Intestine

  11. The Whole Process

  12. Where does the digested food go? • Its is off to our cells and • the mitochondria. Food Food Food Digested food Food Food Food Large Intestine

  13. O2 Food Food Food O2 O2 Food From the blood to the mitochondria

  14. Energy is released!!!! Food/Glucose C6H12O6 H2O Water Carbon dioxide CO2 Oxygen O2 Cellular Respiration Happens!