liver cells

muscle cells

skin cells

stem cells

10 years

1 year

100 years

1 month

1 meter per second

100 miles per hour

1 foot per second

150 meters per second

glial cells

prison cells

stem cells

muscle cells

nerve

wire

muscle

the brain

they regenerate very quickly

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body

all of the above

a nerve

spinal cord

brains

bipolar neurons

Purkinje neurons

multipolar neurons

pyramidal neurons

electrical impulses

telegraph

hormonal

proteins