THE DIGESTIVE SYSTEM LESSON ESSENTIAL QUESTION: WHERE DOES MOST OF OUR DIGESTION TAKE PLACE ?

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Presentation transcript:

THE DIGESTIVE SYSTEM LESSON ESSENTIAL QUESTION: WHERE DOES MOST OF OUR DIGESTION TAKE PLACE ?

DIGESTION STARTS IN THE MOUTH

ESOPHAGUS

STOMACH MUSCULAR ORGAN CONTAINS GASTRIC JUICES ACID CHURNS TO DIGEST TAKES ABOUT 4 HOURS

SMALL INTESTINES * WHERE MOST DIGESTION TAKES PLACE ! SEE LESSON EQ! ABOUT 20 FEET LONG NUTRIENTS ABSORBED DIRECTLY INTO THE BLOODSTREAM

LARGE INTESTINES AKA COLON ABSORBS WATER DRIES OUT AND TURNS LIQUID INTO FECES

PROBLEMS OF THE DIGESTIVE SYSTEM INDIGESTION – FOOD NOT ALL DIGESTED HEARTBURN – STOMACH ACID ENTERS THE ESOPHAGUS DIARRHEA – FECES ARE LIQUID AND PASSED OFTEN CONSTIPATION - FECES ARE HARD AND DIFFICULT TO PASS

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