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