brains
spinal cord
a nerve
all of the above
skin cells
stem cells
muscle cells
liver cells
1 foot per second
100 miles per hour
150 meters per second
1 meter per second
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
bipolar neurons
pyramidal neurons
multipolar neurons
Purkinje neurons
True or False: Damage to your nervous system can cause paralysis.
wire
muscle
the brain
nerve
100 years
1 year
1 month
10 years
telegraph
proteins
hormonal
electrical impulses
glial cells
prison cells