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