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