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