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