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