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