150 meters per second

1 foot per second

100 miles per hour

1 meter per second

stem cells

prison cells

muscle cells

glial cells

a nerve

all of the above

brains

spinal cord

1 year

10 years

100 years

1 month

Purkinje neurons

multipolar neurons

pyramidal neurons

bipolar neurons

they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

they help carry oxygen to different parts of your body

skin cells

liver cells

muscle cells

stem cells

hormonal

telegraph

proteins

electrical impulses

wire

nerve

the brain

muscle