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The skeleton

SCIENCE 2ND YEAR

QuestionAnswer
What are the 3 functions of the skeleton? Support: without a skeleton you would be like jelly. Protection: protects organs. Movement: muscles are attaché dot the bone. When these contract it allows the bone to move.
What are the 3 joints and where would you find them? Fused joints: skull. Ball and socket: shoulder,hip. Hinge: knee,elbow.
In what directions do the joints move? Fused: none Ball and socket: all directions Hinge: one direction
What is synovial fluid? It is a lubricant to cause easy friction between bones.
What is a tendon? It connects muscle to bone
What is an antagonistic muscle? Give an example. It is muscles which pull in opposite directions: bicep and tricep.
Created by: rachelfurey
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