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