electrical impulses
hormonal
telegraph
proteins
brains
spinal cord
all of the above
a nerve
glial cells
prison cells
muscle cells
stem cells
Purkinje neurons
bipolar neurons
multipolar neurons
pyramidal neurons
100 years
10 years
1 year
1 month
liver cells
skin cells
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
1 foot per second
100 miles per hour
1 meter per second
150 meters per second
True or False: Damage to your nervous system can cause paralysis.
wire
the brain
muscle
nerve