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