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