skin cells

muscle cells

stem cells

liver cells

muscle

the brain

nerve

wire

10 years

1 month

1 year

100 years

stem cells

muscle cells

prison cells

glial cells

multipolar neurons

bipolar neurons

pyramidal neurons

Purkinje neurons

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

a nerve

brains

spinal cord

all of the above

they do not have a nucleus

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

they regenerate very quickly

electrical impulses

hormonal

proteins

telegraph