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