the brain

wire

muscle

nerve

glial cells

stem cells

prison cells

muscle cells

bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

hormonal

telegraph

proteins

electrical impulses

1 meter per second

150 meters per second

100 miles per hour

1 foot per second

spinal cord

brains

a nerve

all of the above

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

10 years

1 year

1 month

100 years

stem cells

liver cells

skin cells

muscle cells