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