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