stem cells

muscle cells

skin cells

liver cells

muscle cells

glial cells

stem cells

prison cells

nerve

the brain

muscle

wire

100 years

1 year

10 years

1 month

hormonal

telegraph

proteins

electrical impulses

Purkinje neurons

bipolar neurons

multipolar neurons

pyramidal neurons

100 miles per hour

150 meters per second

1 meter per second

1 foot per second

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

all of the above

brains

a nerve

spinal cord