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