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