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| the process by which materials, using energy supplied by the cell are moved across a membrane |
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| substance made in liver. It works like dishwasher detetergent, breaks down fat. |
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| the process by which molecules move from places where they are more concentrated to places where they are less concentrated. A form of passive transport |
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| the first 25 cm of the small intestine, site where most chemical digestion occurs |
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| This organ supplies pancreatic juice |
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| a process in which substances pass thru a cell membrane from a place where they are more concentrated to a place where they are less concentrated withou using any energy from the cell. |
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| ring of muscle that aids in the movement of food from the stomach to the small intestine |
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| term that means some things can go thru, some cannot (choosy, or selectively permeable) |
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