Ch. 18
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| Digestion | process that breaks down food into small molecules so that it can be used by the cells.
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| Mechanical Digestion | takes place when food is chewed, mixed and churned. (in mouth & stomach)
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| Chemical Digestion | occurs when large food molecules are broken down into smaller particles.
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| Enzymes | a type of protein that speeds up the rate of chemical reactions in the body.
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| Pancreas | organ near the stomach that adds enzymes to the small intestine
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| Saliva | moistens the food so it can be swallowed easier
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| Esophagus | tube that connects the mouth and the stomach.
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| Peristalsis | waves of muscle contractions that squeezes the food through the digestive tract.
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| Stomach | muscular organ that breaks down food both mechanically and chemically.
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| Chyme | food that has become a thin, watery liquid.
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| Small Intestine | long organ where the food is absorbed into the bloodstream
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| Villi | fingerlike projections of the small intestine that allows more chyme to be absorbed.
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| Large Intestine | long organ that absorbs water from the digested food.
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| Rectum | the last section of the large intestine that holds the waste until it is eliminated.
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| Feces | semisolid waste that will leave the body after nutrients are absorbed.
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| Liver | makes bile to help break down food in the small intestine
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| Gall Bladder | stores bile that is made in the liver.
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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