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