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