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