stem cells

muscle cells

prison cells

glial cells

muscle

wire

the brain

nerve

electrical impulses

telegraph

hormonal

proteins

liver cells

stem cells

muscle cells

skin cells

they help carry oxygen to different parts of your body

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

a nerve

brains

spinal cord

all of the above

1 year

100 years

1 month

10 years

1 foot per second

100 miles per hour

150 meters per second

1 meter per second

multipolar neurons

bipolar neurons

pyramidal neurons

Purkinje neurons