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