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