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Study
Muscular and Skeletal Systems
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Skeletal muscles work in pairs. When one contracts, the other
relaxes
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Some of a baby's bones are made entirely of a special material called ...
cartilage
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What do skeletal muscles produce when moving?
Heat
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What is the main function of the following bones? skull and ribs
Protection
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In our body we can find different kinds of muscles. ___________ muscles, ____________muscles and __________muscles.
Skeletal, cardiac and smooth
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Our faces have___ muscles.
43
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Are our bones alive?
Yes
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Some joints move and others are ____
fixed
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How many bones do humans have in our bodies?
206
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Our muscular system is made up of over ______________ muscles
600
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