1 meter per second

150 meters per second

100 miles per hour

1 foot per second

1 month

100 years

1 year

10 years

proteins

electrical impulses

telegraph

hormonal

multipolar neurons

pyramidal neurons

bipolar neurons

Purkinje neurons

liver cells

muscle cells

stem cells

skin cells

nerve

the brain

wire

muscle

stem cells

prison cells

muscle cells

glial cells

spinal cord

all of the above

brains

a nerve

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body