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