Nervous System

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

wire

the brain

muscle

nerve

150 meters per second

100 miles per hour

1 meter per second

1 foot per second

a nerve

spinal cord

brains

all of the above

Purkinje neurons

bipolar neurons

multipolar neurons

pyramidal neurons

muscle cells

liver cells

stem cells

skin cells

proteins

hormonal

telegraph

electrical impulses

prison cells

glial cells

stem cells

muscle cells

1 month

10 years

100 years

1 year