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