stem cells

muscle cells

prison cells

glial cells

1 foot per second

1 meter per second

100 miles per hour

150 meters per second

skin cells

liver cells

muscle cells

stem cells

brains

all of the above

spinal cord

a nerve

10 years

1 year

100 years

1 month

nerve

muscle

wire

the brain

pyramidal neurons

Purkinje neurons

multipolar neurons

bipolar neurons

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

hormonal

proteins

electrical impulses

telegraph