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Study
Muscles
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7. The messages from your brain travels down through your _______ to your muscle fibre.
spinal cord
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Okay!
4. When your biceps contracts, your arm ____________.
bends
Oops!
Okay!
6. It is the largest tendon in your body.
Achilles tendon
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Okay!
3. There are over 1,000 muscles in your body.
False
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Okay!
8. What does muscle do to the bone when they contract?
Pull
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Okay!
1. It connects muscle to bone.
Tendons
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Okay!
5. Antagonistic muscles pull in _______________ direction.
opposite
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Okay!
10. What happens to your triceps when you bend your arm?
Relaxes and gets longer
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Okay!
9. What happens to your triceps when you straighten your arm?
Contracts and get shorter
Oops!
Okay!
2. True or False: Your heart is a muscle.
True
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Okay!
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