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