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questions & answers.
Q1.
What are the three jobs of the skeletal system?
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answer not shownQ2.
Name two types of joints.
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The two types of joints are fixed joints and movable joints.
Q3.
Which type of joint lets us move most freely?
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The ball and socket joint lets us move most freely, e.g., the joints of the hip and shoulders.
Q4.
What are voluntary muscles?
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answer not shownQ5.
Why do muscles work in pairs?
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