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