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