they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

100 years

10 years

1 year

1 month

proteins

hormonal

electrical impulses

telegraph

all of the above

brains

a nerve

spinal cord

1 meter per second

100 miles per hour

1 foot per second

150 meters per second

the brain

nerve

wire

muscle

stem cells

skin cells

liver cells

muscle cells

glial cells

stem cells

prison cells

muscle cells