pyramidal neurons

Purkinje neurons

multipolar neurons

bipolar neurons

proteins

telegraph

electrical impulses

hormonal

wire

the brain

nerve

muscle

stem cells

glial cells

muscle cells

prison cells

1 year

100 years

1 month

10 years

1 foot per second

100 miles per hour

150 meters per second

1 meter per second

skin cells

muscle cells

liver cells

stem cells

a nerve

all of the above

spinal cord

brains

they regenerate very quickly

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body