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