Nervous System

they do not have a nucleus

they regenerate very quickly

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

hormonal

telegraph

electrical impulses

proteins

1 month

1 year

100 years

10 years

a nerve

brains

all of the above

spinal cord

100 miles per hour

1 foot per second

1 meter per second

150 meters per second

liver cells

skin cells

stem cells

muscle cells

muscle

the brain

nerve

wire

stem cells

muscle cells

glial cells

prison cells