Nervous System

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they do not have a nucleus

they regenerate very quickly

1 month

100 years

1 year

10 years

muscle

nerve

wire

the brain

bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

spinal cord

a nerve

all of the above

brains

muscle cells

stem cells

liver cells

skin cells

prison cells

stem cells

glial cells

muscle cells

electrical impulses

telegraph

proteins

hormonal

100 miles per hour

1 foot per second

1 meter per second

150 meters per second