Nervous System

they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

they help carry oxygen to different parts of your body

muscle

nerve

wire

the brain

100 years

1 month

10 years

1 year

prison cells

muscle cells

stem cells

glial cells

Purkinje neurons

pyramidal neurons

multipolar neurons

bipolar neurons

hormonal

proteins

telegraph

electrical impulses

a nerve

all of the above

brains

spinal cord

liver cells

skin cells

muscle cells

stem cells

100 miles per hour

150 meters per second

1 meter per second

1 foot per second