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