1 month

1 year

100 years

10 years

1 meter per second

100 miles per hour

1 foot per second

150 meters per second

bipolar neurons

multipolar neurons

pyramidal neurons

Purkinje neurons

spinal cord

brains

a nerve

all of the above

proteins

hormonal

electrical impulses

telegraph

stem cells

muscle cells

skin cells

liver cells

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body

nerve

wire

muscle

the brain

stem cells

prison cells

muscle cells

glial cells