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1
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Another name for skull
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2
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Another name for breastbone
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3
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The thickest layer of skin
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4
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The smallest bone in the body
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5
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Protects your brain
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6
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Enables the intestines to absorb the calcium needed to build bones and work muscles
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7
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Voluntary muscles
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10
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Protects your spine
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12
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Protects your heart and lungs
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14
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The largest bone in the body
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15
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Is the organ that provides defense against pathogens, provides information about the outside environment, and maintain the body's temperature.
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18
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Scientific name for shoulder blades
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19
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Tough waterproof proteins
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20
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Gives skin its color
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23
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Gives the skin its strength
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24
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Helps the skin snap back to original shape.
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