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