It's called muscle spasticity. Or in common terms, muscle cramp.
Hope this helps.
The spinal cord is in the backbone (aka spine). The spinal cord is part of the central nervous system
How I remember where the spinal cord is the root of the words spine and spinal cord is similar
Hope this helped!
~Just a girl in love with Shawn Mendes
<span>Carbon-based macromolecules are found in all life forms.</span>
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I cannot see it properly , can you take a better picture???
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