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