THE NERVOUS SYSTEM consists of ;nerves that messages from our
senses to the brain .It is the
communication and control network of the human
body.Nerves are made up of long thin cells .called
neurons.Nerves carry information from the skin,eyes,ears and
mouth,telling the brain what is going on outside the
body..Instructions from the brain are sent to the muscle
cells at the right time and to the right place regarding
every movement we made .
Our spinal cord is connected directly to our brain ,from the spinal cord nerves radiate out ,reaching every part of the body.Each nerves has thousands of individual nerve cells which carry electric signals to and from the spinal cord and brain.
FACTS-
The
central nervous system is connected to every part of
the body by 43 pairs of nerves.Twelve pairs go to and
from the brain , with 31 pairs going from the spinal
cord.There are nearly 45 miles of nerves running through our
bodies.
Our spinal cord is connected directly to our brain ,from the spinal cord nerves radiate out ,reaching every part of the body.Each nerves has thousands of individual nerve cells which carry electric signals to and from the spinal cord and brain.
FACTS-
- THE BRAIN LOOKS LIKE A GIANT ,WRINKLED WALNUT.
- THE BRAIN AND SPINAL CORD ARE SURROUNDED AND PROTECTED BY CEREBROSPINAL FLUID.
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