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