skin cells

muscle cells

stem cells

liver cells

prison cells

glial cells

stem cells

muscle cells

nerve

wire

muscle

the brain

100 miles per hour

150 meters per second

1 foot per second

1 meter per second

telegraph

proteins

hormonal

electrical impulses

they are very long compared to other cells in the body

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

all of the above

brains

spinal cord

a nerve

1 month

1 year

100 years

10 years

bipolar neurons

multipolar neurons

Purkinje neurons

pyramidal neurons