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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