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