muscle cells

stem cells

skin cells

liver cells

telegraph

electrical impulses

proteins

hormonal

spinal cord

all of the above

a nerve

brains

1 month

10 years

1 year

100 years

they do not have a nucleus

they are very long compared to other cells in the body

they regenerate very quickly

they help carry oxygen to different parts of your body

1 foot per second

100 miles per hour

1 meter per second

150 meters per second

muscle cells

prison cells

stem cells

glial cells

multipolar neurons

Purkinje neurons

bipolar neurons

pyramidal neurons

nerve

the brain

wire

muscle