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