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