Page 13 - e book prim 6
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     Delta Modern Language Schools  Unit (1) concept (2)
Science department
Grade 6
1st term 2024- 2025
Observe the opposite picture, you notice that:
   ✓ the runners were nervous (or stressed) , So he
      feels nervous
   1. The heartbeats increase
   2. The body starts to sweat
      In your body, all systems work together as one
      whole body system.
                How does your body function as a system?
Examples:
The interaction between                    when you feel nervous, your
the nervous system and                         heartbeats increase.
 the circulatory system
The interaction between        where the digestive system provides the
the digestive system and       skeletal system with nutrients needed for
   the skeletal system                 growth and fracture healing
How do your body systems interact in dangerous situation?
                                                                        ,
❶ The eyes of the cyclist see a dangerous
     situation
❷ The brain receives the information
from the eyes.
❸Then, the brain sends a signal to the
muscles that contract and allow his
body to face the danger
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