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