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