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