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