Chapter 7: the Nervous System. Bio 24. Organization of the nervous system. Organization of the nervous system. Our responses to stimuli may be voluntary or involuntary or both
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Cells of the central nervous system have a very limited ability to regenerate themselves
The cells themselves are soft and easily damaged (your brain has the consistency of tofu)
The blood-brain barrier refers to the fact that capillaries in the brain are less permeable than those in other parts of the body; this helps protect your brain from damage due to chemicals in your bloodstream