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