100 miles per hour

150 meters per second

1 foot per second

1 meter per second

Purkinje neurons

pyramidal neurons

bipolar neurons

multipolar neurons

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

muscle

nerve

the brain

wire

glial cells

prison cells

stem cells

muscle cells

spinal cord

brains

a nerve

all of the above

telegraph

hormonal

electrical impulses

proteins

1 year

1 month

10 years

100 years

stem cells

skin cells

muscle cells

liver cells