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