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