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