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