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