stem cells

glial cells

prison cells

muscle cells

100 years

10 years

1 month

1 year

150 meters per second

100 miles per hour

1 meter per second

1 foot per second

liver cells

stem cells

skin cells

muscle cells

they help carry oxygen to different parts of your body

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

hormonal

electrical impulses

telegraph

proteins

wire

nerve

the brain

muscle

all of the above

spinal cord

brains

a nerve