Page 6 - prim 4 final
P. 6

Delta Modern Language Schools
Science department
Grade 4
1st term 2024-2025

       Digestive system in human (organs)

Mouth  Throat(Pharynx) Esophagus          Stomach      Small intestine Large intestine

                               Respiratory system in human

Nose                           Throat  Trachea Two Lungs Diaphragm

       Diaphragm                          Inhalation    Exhalation
            Air
                                       Moves downward  Moves upward
                                          Rich in O2    Rich in CO2

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