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Presentation transcript:

Fold your papers like your teacher shows you. USE 2 STAPLES ONLY!!!

 Ingest & chew food  Mechanical Digestion- chewing  Chemical Digestion- amylase- a special chemical called an enzyme that breaks starches into sugars

 Transports food from mouth to stomach by way of peristalsis.

 Breaks down food and soaks it in acid (gastric juice) to begin digestion of Proteins.  Coated in a thick mucus to protect itself from its own acids.  When there is a hole in this mucus, the acid burns a hole in the stomach called an ulcer.

 *Accessory Organ-food does not travel here, but it participates from the side lines.  Digests nutrients  Sends chemicals to appropriate places in the body  Filters waste out of the blood!  Stores vitamins and minerals

 *Accessory Organ  Collects waste from the liver  Makes bile – which helps digest fats!

 *Accessory organ  Produces juices that aid in digestion  Delivers these juices to the small intestine

 Received food from the stomach  Extracts chemicals and nutrients through blood vessels in the villi (finger-shaped structures attached to the intestine wall)

 Soaks up water and solidifies waste (makes poop)  Removes waste from the body  Cleans intestine by moving indigestible food (fiber) through them to remove waste.  If too much water taken out = constipation  If too LITTLE water taken out = diarrhea

 Removes solid waste from body.