1 month

10 years

100 years

1 year

muscle

wire

the brain

nerve

spinal cord

brains

all of the above

a nerve

glial cells

muscle cells

prison cells

stem cells

multipolar neurons

bipolar neurons

Purkinje neurons

pyramidal neurons

150 meters per second

1 meter per second

1 foot per second

100 miles per hour

hormonal

telegraph

electrical impulses

proteins

stem cells

liver cells

muscle cells

skin cells

they regenerate very quickly

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