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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