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