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