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