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Science
Science(The skeletal and muscular systems)
Question | Answer |
---|---|
What are the main functions of the skeleton? | To support the body,To allow movement,to protect internal parts of the body |
What is a joint? | Where bones meet |
What are muscles made out of? | Protein |
What is the function of muscles and joints? | To allow movement |
What do tendons do? | Join muscle to bone |
What do ligaments do? | Join bone to bone |
What is an antagonistic pair? | Two muscles witch carry out different effects |
Give an example of an antagonistic pair | The biceps and triceps, when the biceps contract the triceps relax |
What are fixed joints? | Unmovable joints |
Give an example of a fused joint | The skul |
Freely movable joints contain a liquid, what is this liquid called? | Synovial fluid |
What does cartilage do? | Protect the ends of bones |
Name two types of joints and state where they can be found | Ball and socket joints(Shoulders and hips) Hinge joints(Elbows and knees) |