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