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