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Cheri Dotterer: That's
absolutely true because the

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nerves start in the brain and go
all the way down in your arm.

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They start at your fingertips
and they go all the way up your

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arm to your brain and all of
your joints you, you've got 123

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in this finger, you've got two
in your thumb. You've got three

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in this finger, you've got
sensation, and very complex set

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of bones in your palm and in
your wrist.