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