Shared Flashcard Set

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Digestion
N/A
20
Biology
9th Grade
05/11/2011

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Cards

Term
Amylase
Definition
digests carbohydrates into disaccharides in the mouth
Term
Bile
Definition
emulsifies fats in the small intestine
Term
Esophagus
Definition
connect mouth to stomach with no digestion taking place
Term
gall bladder
Definition
an organ that stores bile
Term
duodenum
Definition
first part of small intestine
Term
chyme
Definition
mixture of hcl digestion protein and water from stomach
Term
pancreas
Definition
secrets juices that neutralize acid from stomach by raising pH
Term
mucus
Definition
prevents digestion of stomach wall
Term
peristalsis
Definition
contractions of smooth muscle that move food stuff through the digestive system
Term
small intestine
Definition
where most digestion and absoprtion takes place
Term
large intestine
Definition
removes water and sodium from undigested food
Term
villi
Definition
fingerlike parts on lining of smal intestine
Term
lipase
Definition
an enzyme that breaks down fats in small intestine
Term
pepsin
Definition
an active enzyme fformed from pepsinogen and HCL
Term
liver
Definition
an organ that takes sugar from circulatory and store it as glycogen
Term
sphincters
Definition
ring of muscle around ends of stomach that control movement of substan in and out
Term
saliva
Definition
helps moisten mouth and contains enzymes in mouth
Term
small intenstie/pancreas
Definition
secrets 3 digestive juice
Term
epiglottis
Definition
flap of tissue that keeps food from entering trachae
Term
lymph
Definition
carries a filter fluid and fat soluble nutrients to circulatory system
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