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