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