Learn The Parts Of The Human Digestive System

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This is an interactive educational powerpoint for grades 4th-5th on the human digestive system. The presentation allows students to review the major organs of the digestive system as well as the digestive process.

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Learn The Parts Of The Human Digestive System

  1. 1. Learn the Parts of the Human Digestive System An interactive presentation By: Jessica West 4 th -5 th grade ED 205-03
  2. 2. Digestive System Main Slide <ul><li>About the Presentation </li></ul><ul><li>Mouth & Teeth </li></ul><ul><li>Esophagus </li></ul><ul><li>Stomach </li></ul><ul><li>Small Intestines </li></ul><ul><li>Liver & Pancreas </li></ul><ul><li>Large Intestines </li></ul><ul><li>Colon </li></ul><ul><li>Rectum & Anus </li></ul><ul><li>Review of Digestive System Videos </li></ul><ul><li>Authors slide </li></ul><ul><li>Resources </li></ul>Quit
  3. 3. About this Presentation <ul><li>This interactive PowerPoint allows students to review the different parts of the digestive system. Each slide allows the student to explore a different area of the digestive system </li></ul><ul><li>This PowerPoint is for either 4 th or 5th grade and is easy for them to navigate and explore. </li></ul>Quit
  4. 4. Mouth & Teeth <ul><li>The mouth is where digestion first begins. Food starts in your mouth and you begin digestion by chewing with your teeth. Food mixes with your salvia to make a soft ball of food. Next the ball of food moves into the esophagus. </li></ul>Quit Click to hear what digestion sounds like in your mouth!
  5. 5. Esophagus <ul><li>Food moves through your esophagus which is a tube that is about 25 cm long. It takes 4 to 10 seconds for your food to move through the esophagus. Your smooth muscles then move the food down toward the stomach. </li></ul>Quit
  6. 6. Stomach <ul><li>The stomach is a muscular bag that can grow and shrink. Chemicals are mixed in with the food in your stomach in order to break it down. Food digests in your stomach for 2 to 4 hours until it becomes a liquid called “chyme” </li></ul>Quit Click on the picture above to see how the stomach works.
  7. 7. Small Intestines <ul><li>Your small intestines is 4 to 7 meters in length. Most digestion takes place in the small intestines. Different chemicals are released into the small intestines to break down fats, carbohydrates, and proteins. The absorption of nutrients into your body also takes place in the small intestines. </li></ul>Quit
  8. 8. Liver & Pancreas <ul><li>The liver gives off a greenish fluid called bile which breaks up the fat in the food you eat. Fats are broken down in the small intestines. Your pancreas gives off chemicals that make a digestive solution which helps break down food in the small intestines. It also gives off insulin which lets sugar go into your blood stream </li></ul>Quit Liver Pancreas
  9. 9. Large Intestines <ul><li>Your large intestine’s main job is to absorb water from the mass of food that has not been digested. This keeps water inside your body so that you do not dehydrate. </li></ul>Quit
  10. 10. Colon <ul><li>Your colon is part of your large intestines. The colon forms waste material that is going to be sent out of your body. </li></ul>Quit
  11. 11. Rectum & Anus <ul><li>The rectum and anus are part of your large intestines. They release your waste material from the body. </li></ul>Quit
  12. 12. Review <ul><li>Click the picture above for a tour of the digestive system </li></ul>Quit Click the picture above to finish the tour of the digestive system
  13. 13. Meet the Author <ul><li>My name is Jessica West and I am a student at Grand Valley State University. I am currently studying to be an elementary education teacher. My major is in integrated sciences and my minor is in elementary education. Eventually I would like to obtain my masters in ESL if possible and teach grades 1 st -3 rd . If you have any questions or concerns please feel free to email me : [email_address] </li></ul>Quit
  14. 14. Resources <ul><li>Pictures: </li></ul><ul><li>www.google.com </li></ul><ul><li>Videos: </li></ul><ul><li>www.youtube.com </li></ul><ul><li>Books: </li></ul><ul><li>Ortleb, Edward, and Dinah Zike. Human Body Systems . New York: McGraw Hill Companies Inc., 2008. </li></ul>Quit

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