1 month

100 years

10 years

1 year

muscle

nerve

wire

the brain

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

bipolar neurons

pyramidal neurons

multipolar neurons

Purkinje neurons

prison cells

muscle cells

stem cells

glial cells

telegraph

hormonal

electrical impulses

proteins

stem cells

skin cells

muscle cells

liver cells

100 miles per hour

1 meter per second

150 meters per second

1 foot per second

brains

a nerve

all of the above

spinal cord