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