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