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Master Your Digestive System: Essential Facts and Functions

Explore the fundamental aspects of digestion, from saliva's role in moistening food to the small intestine's absorption of nutrients. Learn about peristalsis, mechanical digestion, accessory organs, and more in this concise review.

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Master Your Digestive System: Essential Facts and Functions

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Presentation Transcript

  1. Digestive System Review

  2. Question # 1 • Why do we need saliva? • Helps to moisten food and make it easier to chew.

  3. Question # 2 • What is peristalsis? • Involuntary muscle contractions that helps move food through the digestive tract.

  4. Question # 3 • What are the 2 types of digestion that the stomach provides? • Chemical and Mechanical.

  5. Question # 4 • What is mechanical digestion? • Breaking down food into smaller pieces.

  6. Question # 5 • What is an accessory organ? • An organ that aids in digestion but food doesn’t pass through it.

  7. Question # 6 • Name 2 accessory organs. • Liver, pancreas, gallbladder, salivary glands.

  8. Question # 7 • What is the function of the small intestine? • Absorption of nutrients.

  9. Question # 8 • In the small intestine, what helps in the absorption of the nutrients? • Villi

  10. Question # 9 • What is pepsin? Where is it produced? • An enzyme that breaks down proteins and it’s produced in the stomach.

  11. Question # 10 What is the name of this organ? The stomach

  12. Question # 11 What is this organ? Small intestine

  13. Question # 12 • What does the liver do? • Produces bile that helps to break down fats.

  14. Question # 13 • What do the teeth do? • Do much of the mechanical work of digestion; break down food into smaller pieces so it can be swallowed.

  15. Question # 14 • Where does food go after it leaves the large intestine? • Out the body through the rectum.

  16. Question # 15 • What does the esophagus connect? • The mouth to the stomach.

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