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