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