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