liver cells

skin cells

stem cells

muscle cells

150 meters per second

1 meter per second

1 foot per second

100 miles per hour

nerve

muscle

wire

the brain

hormonal

proteins

electrical impulses

telegraph

1 year

1 month

100 years

10 years

spinal cord

brains

a nerve

all of the above

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

muscle cells

glial cells

stem cells

prison cells

bipolar neurons

multipolar neurons

pyramidal neurons

Purkinje neurons