Page 20 - e book prim 6
P. 20
Delta Modern Language Schools
Science department
Grade 6
1st term 2024- 2025
❹ Abdomen muscles
- You have two important abdomen voluntary muscles on each side of
your body known as waist muscles.
- When you twist your waist to one side
1. The two muscles on that side contract together.
2. The two muscles on the other side relax.
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