More cards in this set

Card 6

Front

When your arm is relaxed, what muscle straightens?

Back

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Card 7

Front

How many bones are there in the human adult body?

Back

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Card 8

Front

How amny bones are there in the human adult rib cage?

Back

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Card 9

Front

What are the four main functions of a skeleton?

Back

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Card 10

Front

By doing what ........, the bones will be straightened. Fill in the gap.

Back

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Card 11

Front

Why are bones flexible?

Back

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Card 12

Front

What's a cartilage?

Back

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