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