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