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Digestive System-Trimester 2
Vocabulary Words
12
Science
5th Grade
01/14/2012

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Cards

Term
Digestive System
Definition
I supply our body with energy. I do this by breaking down food and absorbing it into the body.
Term
Tongue
Definition
I help prepare food for swallowing. I push food against the palate forming the food into a shape you can easily swallow.
Term
Taste Buds
Definition
I sense what we're eating and send messages from specific parts (salty, sweet, bitter, etc.) to the brain.
Term

 

Saliva

Definition
Term
Teeth/Mouth
Definition
I tear food into smaller pieces and begin to turn starch into sugar. I make bits of food more liquid so it can move on in the digestive tract.
Term
Esophagus
Definition
I am a foot long tube that goes to the stomach. Muscles in me squeeze so much that the food just pushes down the tube.
Term
Stomach
Definition
I am essentially a chamber for storage and mixing. Here swallowed food is churned and mixed with powerful acids and enzymes.
Term
Peristalsis
Definition
I am wavelike action that pushes food through the entire gastrointestinal tract. I move digesting food along in much the same way that toothpaste is squeezed through a tube.
Term
Enzymes
Definition
I am the chemicals that help break down food.
Term
Liver
Definition
I am the large reddish-brown organ that makes bile. Bile helps the body absorb food.
Term
Small Intestine
Definition
I am the longer, narrower portion of the intestine. I lead away from the stomach to the large intestine.
Term
Large Intestine
Definition
I am the shorter, thick lower part of the intestine. I have spongy walls that soak up a lot of water. I return that water to the bloodstream.
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