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THE CENTRAL NERVOUS SYSTEM (is comprised (covered (by 2 protective layers)…
THE CENTRAL NERVOUS SYSTEM
is comprised
of the brain
and the spinal cord
covered
by 2 protective layers
bone
hard, outer covering
the cranium encases
brain
the vertebral column encases
spinal cord
meninges
soft, interior coverings
are 3 distinct membranes
arachnoid mater
pia mater
dura mater
the fluid within this organs
and between these membranes
is called
cerebrospinal fluid
that helps protect
against traumatic injuries
both the brain and spinal cord
have regions that vary
in composition
and we distinguish
them based on their
colour
appearance
and are
white matter
is formed
by neuron's axons
these are
the 'communication cables'
the connection
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grey matter
is formed
by the cell bodies
and the dentrites of neurons
are the control centers
where neurological messasges
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