1 month

100 years

10 years

1 year

1 foot per second

1 meter per second

150 meters per second

100 miles per hour

nerve

the brain

muscle

wire

Purkinje neurons

bipolar neurons

pyramidal neurons

multipolar neurons

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

muscle cells

stem cells

liver cells

skin cells

stem cells

glial cells

prison cells

muscle cells

a nerve

spinal cord

brains

all of the above

hormonal

electrical impulses

proteins

telegraph