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Copy of Digestion And Absorption

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PRESENTATION OUTLINE

1.

The small intestine has a 2 big jobs.
1. It's finishes digestion
2. And does most of the absorption

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2.

Final digestion in the small intestine includes:

1. Enzymes from SI and pancreas complete chemical digestion

2. Bile - made in liver, stored in gall bladder, mechanically digests fat into tiny droplets

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3.

AFTER DIGESTION IS COMPLETE

ABSORPTION BEGINS
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4.

FOOD THAT IS SOLUBLE

CAN DIFFUSE INTO THE BLOODSTREAM IN THE VILLI
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5.

WHICH NUTRIENTS NEED TO BE CHEMICALLY DIGESTED?

SUGAR? FAT? WATER? STARCH? PROTEIN? MINERALS?
Photo by Dan Zen

Laurie Seymour