The Digestive SystemThe Digestive System

By Tristan Reaburn-JonesBy Tristan Reaburn-Jones

Fessenden SchoolFessenden School

Gr.5Gr.5

Major OrgansMajor Organs

liverliver esophagusesophagus large intestinelarge intestine stomachstomach small intestinesmall intestine pancreaspancreas gallbladdergallbladder mouthmouth

The EsophagusThe Esophagus

the function of the esophagus is to the function of the esophagus is to bring food and liquid from the back bring food and liquid from the back of the throat, through it’s channel of the throat, through it’s channel and into the stomachand into the stomach

the structure of the esophagus is a the structure of the esophagus is a very strong and muscular tube that is very strong and muscular tube that is about 25cm long about 25cm long

The LiverThe Liver

the function of the liver is to store up the function of the liver is to store up glycogen, vitamins and minerals for glycogen, vitamins and minerals for the bodythe body

the structure of the liver is made up the structure of the liver is made up of four lobesof four lobes

the four lobes are made up of 50 000 the four lobes are made up of 50 000 to 100 000 various-sided units called to 100 000 various-sided units called lobules lobules

The StomachThe Stomach

the function of the stomach is to the function of the stomach is to store food as it’s being mixed with store food as it’s being mixed with enzymes that continue the process of enzymes that continue the process of breaking down food into a usable breaking down food into a usable formform

the structure of the stomach is a the structure of the stomach is a hollow organ that has openings on hollow organ that has openings on each side of it to connect to other each side of it to connect to other body partsbody parts

The Large IntestineThe Large Intestine

the function of the large intestine is the function of the large intestine is to absorb water and salt from the to absorb water and salt from the objects that have not been digested objects that have not been digested as food and to get rid of any waste as food and to get rid of any waste products leftproducts left

the structure of the large intestine is the structure of the large intestine is made up of three parts, the cecum, made up of three parts, the cecum, the colon and the rectumthe colon and the rectum

The cecum is in charge of the liquid, The cecum is in charge of the liquid, the colon is in charge of the salt and the colon is in charge of the salt and the rectum is in charge of the wastethe rectum is in charge of the waste

How The Digestive System How The Digestive System Works With Other SystemsWorks With Other Systems

the digestive system works with the the digestive system works with the circulation system by giving by circulation system by giving by giving nutrients to the cells of the giving nutrients to the cells of the circulation systemcirculation system

Healthy Effects On The Healthy Effects On The Digestive SystemDigestive System

lots of exerciselots of exercise making good lifestyle choicesmaking good lifestyle choices maintaining your weightmaintaining your weight eating healthy foodeating healthy food lots of sleeplots of sleep

Harmful Effects On The Harmful Effects On The Digestive SystemDigestive System

smokingsmoking alcoholalcohol obesityobesity lack of exerciselack of exercise eating junk foodeating junk food stress stress

Diseases For The Digestive Diseases For The Digestive SystemSystem

cystic fibrosis-pancreascystic fibrosis-pancreas ulcers-mouth and stomachulcers-mouth and stomach inflammatory bowel disease-large inflammatory bowel disease-large

intestineintestine cancer-all organscancer-all organs gastroesophageal reflex disease-gastroesophageal reflex disease-

stomach and esophagus stomach and esophagus

Did You Know?Did You Know?

the digestive process starts even the digestive process starts even before you taste foodbefore you taste food

when you see, smell or even think when you see, smell or even think about food saliva forms in your about food saliva forms in your mouthmouth

the saliva breaks down food so it’s the saliva breaks down food so it’s easier to swalloweasier to swallow

Did You Know?Did You Know?

if you swallow air to fast you will burpif you swallow air to fast you will burp food reaches the stomach through food reaches the stomach through

the esophagus in 8-10 seconds, but the esophagus in 8-10 seconds, but liquid reaches the stomach in only 1 liquid reaches the stomach in only 1 second second

Did You Know?Did You Know?

even though the small intestine even though the small intestine seems small, it’s notseems small, it’s not

if you stretched it out, it would be 22 if you stretched it out, it would be 22 feet longfeet long

the food stays a long time in the the food stays a long time in the small intestine, sometimes even 4 small intestine, sometimes even 4 hourshours

Did You Know?Did You Know?

the stomach is j-shapedthe stomach is j-shaped foods stay in the stomach for foods stay in the stomach for

different amounts of timesdifferent amounts of times that is because carbohydrates are that is because carbohydrates are

digested faster than protein and digested faster than protein and proteins are digested faster than fatproteins are digested faster than fat

ResourcesResources Addison WesleyAddison Wesley Kid’sHealth.orgKid’sHealth.org esophagussurgery.caesophagussurgery.ca courseweb.cacourseweb.ca rnceus.comrnceus.com library.thinkquest.orglibrary.thinkquest.org cchs.netcchs.net helium.comhelium.com chp.educhp.edu everydayhealth.comeverydayhealth.com buzzle.combuzzle.com