multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

telegraph

electrical impulses

hormonal

proteins

muscle

wire

the brain

nerve

they help carry oxygen to different parts of your body

they regenerate very quickly

they are very long compared to other cells in the body

they do not have a nucleus

stem cells

prison cells

muscle cells

glial cells

1 foot per second

1 meter per second

100 miles per hour

150 meters per second

brains

all of the above

a nerve

spinal cord

1 month

1 year

10 years

100 years

skin cells

liver cells

stem cells

muscle cells