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