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