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CHAPTER 1
              1.1 Digestion System
         BASIC ACTIVITIES OF

            DIGESTIVE SYSTEM





























        01             02             03            04             05


    INGESTION        MIXING &     DIGESTION     ABSORPTION     DEFECATION
                    MOVEMENT
                     OF FOOD

    Taking of the  Involves the       The        The passage         The
     food into the   muscular     breakdown of    of the food   elimination of
       mouth.      contractions     food by     from digestive   indigestible
                    (peristalsis)  mechanicals &   tract into      waste.
                    that mix the    chemical    cardiovascular
                  food & move it    means.       & lymphatic
                     along the                     systems.
                  digestive tract.









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