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