Digestive System By Kaili Moreno

Chemical breakdown of food Mechanical breakdown of food Gets rid of the undigested food products from the body Digested food moves from the digestive tract and into the circulatory system

Diagram of the Digestive System Mouth- food is taken in here; speech & other sounds are projected Esophagus- canal that connects throat to stomach Stomach- major part of the digestion of food; leads esophagus to small intestine Small intestine- runs between the stomach & large intestine; duodenum, jejunum, ileum Liver- filters blood; controls insulin Pancreas- creates enzymes to help digestion Large intestine-absorbs water

Path that food travels through the body Starts at the mouth, saliva increases as you chew You swallow and it travels down the esophagus Esophagus takes the food down to the stomach and it then goes down the duodenum Leading down the

Muscular System and Digestive System Both systems work together by the muscles helping to allow you to swallow Smooth muscles assists food to move through the intestines Surrounding muscles help churn the food in the stomach

Endocrine System and Digestive System Endocrine system works with the digestive system by hormones helping to simulate appetite Releases gastric enzymes, bile, insulin etc. Also to suppress gastric enzymes

Nervous System and Digestive System The two systems work together by controlling movement which involves chewing food, swallowing food and also digestion

Interesting facts about the Digestive System About 1.7 liters of saliva is produces daily Around 1.5 liters of food can be held in an adults stomach Average male will eat roughly 50 tons of food in his life time in order to keep a 150lb weight Food only stays in your stomach for 2 to 3 hours Liver has more than 500 functions