skin cells

muscle cells

liver cells

stem cells

electrical impulses

hormonal

telegraph

proteins

stem cells

prison cells

muscle cells

glial cells

1 month

100 years

10 years

1 year

all of the above

a nerve

brains

spinal cord

muscle

nerve

wire

the brain

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

1 foot per second

100 miles per hour

150 meters per second

1 meter per second

they regenerate very quickly

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