How are the muscles in your arms and legs similar to your heart muscle? A. They all move bones back and forth. B. They all contract. C. They are all voluntary muscles. D. They are all involuntary muscles.

How are the muscles in your arms and legs similar to your heart muscle?

A.
They all move bones back and forth.
B.
They all contract.
C.
They are all voluntary muscles.
D.
They are all involuntary muscles.

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How are the muscles in your arms and legs similar to your heart muscle? A. They all move bones back and forth. B. They all contract. C. They are all voluntary muscles. D. They a…

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