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4. USUS HALUS
               4. USUS HALUS

























                                             Gambar 2.40 . Struktur Usus Halus
                                               Sumber :Lindsay, et al., (2019)
                a.  Usus  halus  terdiri  dari  3  bagian,  yaitu  duodenum,  jejenum,  ileum.
                Bagaimana fungsi dari ke tiga bagian dari usus halus?


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                                                             b.  Mengapa  pada  lapisan  mukosa
                                                             usus halus terdapat villi dan mikrovili?


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                          Gambar 2.41 . Lapisan Usus Halus       ......................................................................................
                             Sumber : Mescher (2018)

                c.  Bagaimana  proses  pencernaan  makanan  pada  usus  halus?  Enzim  apa
                saja yang berperan pada usus halus?

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