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