100 years

1 year

1 month

10 years

100 miles per hour

1 foot per second

1 meter per second

150 meters per second

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

prison cells

stem cells

muscle cells

glial cells

nerve

muscle

wire

the brain

electrical impulses

telegraph

proteins

hormonal

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

skin cells

liver cells

stem cells

muscle cells

a nerve

all of the above

spinal cord

brains