People become nervous because their sympathetic nervous system produces too much adrenaline.
my 8===D n*ggas
Your brain
It makes you move because the brain triggers nerves to your nervous system and it makes you move.
All mammals have a similar nervous systems. They are like humans, dogs, cats, mice, and rhinoceros.
No, not all living organisms have a nervous system. Invertebrates like sponges, jellyfish, and corals lack a nervous system, while all vertebrates, including humans, have a nervous system.
It plays a major role in our nervous system.
Spinal Cord
because a horse is sometimes called a nellie and horses tend to act nervous around humans
It is very important in maintaining a healthy nervous system.
polio
One is larger
The similarities between the earthworm and human nervous system is that they are carbon based. The difference is that the humans nervous system is skeletal while that of the earthworm is not.