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