muscle cells

glial cells

prison cells

stem cells

hormonal

proteins

telegraph

electrical impulses

150 meters per second

1 meter per second

100 miles per hour

1 foot per second

liver cells

stem cells

skin cells

muscle cells

muscle

nerve

the brain

wire

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

bipolar neurons

Purkinje neurons

multipolar neurons

pyramidal neurons

a nerve

brains

all of the above

spinal cord

1 year

10 years

1 month

100 years