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