the brain
nerve
wire
muscle
spinal cord
brains
all of the above
a nerve
100 years
10 years
1 year
1 month
150 meters per second
1 meter per second
1 foot per second
100 miles per hour
telegraph
proteins
hormonal
electrical impulses
multipolar neurons
Purkinje neurons
pyramidal neurons
bipolar neurons
they regenerate very quickly
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
muscle cells
glial cells
stem cells
prison cells
True or False: Damage to your nervous system can cause paralysis.
liver cells
skin cells