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Digestive System

Published on Nov 22, 2015

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PRESENTATION OUTLINE

THE DIGESTION OF PIZZA

By Anson Arellano

MOUTH

  • Teeth, tongue, & saliva
  • All the things listed above
  • Breaks down food into smaller
  • Peices and saliva moistens it
Photo by Brandon Heyer

ESOPHAGUS

  • Hollow muscular tube:
  • Contracts and sends fiod to the
  • Stomach
Photo by RadQuiz1

STOMACH

  • Hollow muscular pouch
  • Uses muscles, acids and other
  • Chemicals to break foods inti
  • Smaller pieces
Photo by euthman

SMALL INTESTINE

  • Tube lined with villi
  • Absorbs nutrients into the blood
  • And chemically digests food
  • *Most digestion occurs here.

LIVER & LARGE INTESTINE

  • Large, heavy triangle shaped organ
  • Tube that contracts and pushes waste towards the anus
  • Aids in digestion by producing chemicals that breakdown food
  • Helps to get rid of waste and absorbs water back into the blood
Photo by euthman

ANUS

  • Muscular opening
  • Allows Waste to exit the body
Photo by Doctroid