1 year

1 month

10 years

100 years

1 foot per second

100 miles per hour

150 meters per second

1 meter per second

glial cells

muscle cells

stem cells

prison cells

spinal cord

a nerve

all of the above

brains

muscle cells

stem cells

skin cells

liver cells

muscle

wire

nerve

the brain

electrical impulses

proteins

hormonal

telegraph

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body

they regenerate very quickly

bipolar neurons

multipolar neurons

pyramidal neurons

Purkinje neurons