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