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