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