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