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