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