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