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