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