glial cells

stem cells

prison cells

muscle cells

skin cells

muscle cells

stem cells

liver cells

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

they do not have a nucleus

they regenerate very quickly

pyramidal neurons

bipolar neurons

Purkinje neurons

multipolar neurons

1 month

1 year

100 years

10 years

muscle

wire

nerve

the brain

100 miles per hour

1 foot per second

1 meter per second

150 meters per second

brains

all of the above

spinal cord

a nerve

hormonal

proteins

electrical impulses

telegraph