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