multipolar neurons

Purkinje neurons

bipolar neurons

pyramidal neurons

stem cells

skin cells

muscle cells

liver cells

hormonal

telegraph

proteins

electrical impulses

10 years

1 month

1 year

100 years

nerve

wire

muscle

the brain

1 meter per second

1 foot per second

150 meters per second

100 miles per hour

glial cells

prison cells

muscle cells

stem cells

all of the above

a nerve

spinal cord

brains

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