glial cells

prison cells

stem cells

muscle cells

stem cells

muscle cells

skin cells

liver cells

100 miles per hour

1 meter per second

1 foot per second

150 meters per second

10 years

1 year

1 month

100 years

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

wire

nerve

the brain

muscle

spinal cord

brains

a nerve

all of the above

proteins

telegraph

hormonal

electrical impulses

bipolar neurons

multipolar neurons

pyramidal neurons

Purkinje neurons