1 foot per second

150 meters per second

100 miles per hour

1 meter per second

1 year

10 years

100 years

1 month

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

they regenerate very quickly

proteins

telegraph

electrical impulses

hormonal

skin cells

muscle cells

stem cells

liver cells

muscle

wire

the brain

nerve

prison cells

glial cells

muscle cells

stem cells

spinal cord

a nerve

brains

all of the above

pyramidal neurons

multipolar neurons

Purkinje neurons

bipolar neurons