skin cells

liver cells

muscle cells

stem cells

1 meter per second

150 meters per second

1 foot per second

100 miles per hour

stem cells

prison cells

glial cells

muscle cells

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

hormonal

telegraph

proteins

electrical impulses

10 years

100 years

1 month

1 year

the brain

nerve

muscle

wire

all of the above

brains

a nerve

spinal cord

pyramidal neurons

bipolar neurons

multipolar neurons

Purkinje neurons