all of the above
spinal cord
brains
a nerve
they are very long compared to other cells in the body
they do not have a nucleus
they regenerate very quickly
they help carry oxygen to different parts of your body
electrical impulses
proteins
telegraph
hormonal
muscle cells
stem cells
liver cells
skin cells
True or False: Damage to your nervous system can cause paralysis.
nerve
the brain
muscle
wire
glial cells
prison cells
bipolar neurons
pyramidal neurons
multipolar neurons
Purkinje neurons
1 year
100 years
1 month
10 years
100 miles per hour
150 meters per second
1 meter per second
1 foot per second