wire
the brain
nerve
muscle
100 years
1 month
10 years
1 year
hormonal
proteins
telegraph
electrical impulses
spinal cord
a nerve
brains
all of the above
muscle cells
glial cells
stem cells
prison cells
1 meter per second
1 foot per second
100 miles per hour
150 meters per second
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
they regenerate very quickly
liver cells
skin cells
multipolar neurons
pyramidal neurons
Purkinje neurons
bipolar neurons
True or False: Damage to your nervous system can cause paralysis.