100 years

1 year

1 month

10 years

muscle cells

stem cells

glial cells

prison cells

muscle

nerve

the brain

wire

liver cells

muscle cells

stem cells

skin cells

all of the above

brains

a nerve

spinal cord

100 miles per hour

1 foot per second

150 meters per second

1 meter per second

proteins

electrical impulses

hormonal

telegraph

bipolar neurons

multipolar neurons

pyramidal neurons

Purkinje neurons

they regenerate very quickly

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they do not have a nucleus