digestive system mrs. lostaunau. mouth chews food for swallowing adds saliva to break down...
TRANSCRIPT
Digestive
SystemMrs.
Lostaunau
Mouth•Chews food for swallowing
•Adds saliva to break down carbohydrates
•We can only taste liquids.
The Mouth
QuickTime™ and aSorenson Video 3 decompressorare needed to see this picture.
Esophagus
•Muscular tube
•Peristalsis•Moves food to stomach
The Esophagus
QuickTime™ and aSorenson Video 3 decompressorare needed to see this picture.
Stomach• Muscles contract to mash food
• Mucus lines the walls of the stomach
• Stomach acid dissolve nutrients
The Stomach
QuickTime™ and aSorenson Video 3 decompressorare needed to see this picture.
Pancreas
•Adds enzymes to process sugar
•Insulin•Diabetes
Gallbladder
•Adds enzyme to process fat
•Bile
Gall Bladder and Pancreas
QuickTime™ and aSorenson Video 3 decompressorare needed to see this picture.
Small Intestine• Diameter of a dime
• 20 feet long!• Villi absorb nutrients and water passing them onto the blood.
Small Intestine and Sending Food to the
Body
QuickTime™ and aSorenson Video 3 decompressorare needed to see this picture.
Liver• Blood comes her straight from the small intestine.
• Cleans blood• Stores nutrients• Changes some nutrients
• 200 different jobs
The Liver
QuickTime™ and aSorenson Video decompressorare needed to see this picture.
Large Intestine
•Absorbs leftover water and nutrients
•Feces formed
Large Intestine
QuickTime™ and aSorenson Video 3 decompressorare needed to see this picture.
Rectum and Anus• Stores feces• When capacity (maximum storage) is reached, sends a signal to the brain
•Feces are squeezed through the anus for disposal.