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