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