telegraph
electrical impulses
hormonal
proteins
True or False: Damage to your nervous system can cause paralysis.
100 miles per hour
150 meters per second
1 meter per second
1 foot per second
100 years
10 years
1 month
1 year
a nerve
all of the above
brains
spinal cord
muscle
wire
the brain
nerve
liver cells
muscle cells
skin cells
stem cells
glial cells
prison cells
they regenerate very quickly
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
multipolar neurons
bipolar neurons
pyramidal neurons
Purkinje neurons