100 years
1 year
10 years
1 month
a nerve
brains
all of the above
spinal cord
electrical impulses
hormonal
telegraph
proteins
liver cells
stem cells
muscle cells
skin cells
glial cells
prison cells
100 miles per hour
150 meters per second
1 meter per second
1 foot per second
pyramidal neurons
bipolar neurons
multipolar neurons
Purkinje neurons
they are very long compared to other cells in the body
they do not have a nucleus
they regenerate very quickly
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