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