10 years
1 month
100 years
1 year
telegraph
electrical impulses
hormonal
proteins
a nerve
brains
spinal cord
all of the above
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
wire
nerve
the brain
muscle
True or False: Damage to your nervous system can cause paralysis.
muscle cells
glial cells
stem cells
prison cells
liver cells
skin cells
1 foot per second
100 miles per hour
150 meters per second
1 meter per second
multipolar neurons
Purkinje neurons
pyramidal neurons
bipolar neurons