Nervous System

muscle

nerve

the brain

wire

glial cells

stem cells

prison cells

muscle cells

skin cells

liver cells

muscle cells

stem cells

they do not have a nucleus

they regenerate very quickly

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

1 month

10 years

100 years

1 year

proteins

telegraph

electrical impulses

hormonal

pyramidal neurons

bipolar neurons

Purkinje neurons

multipolar neurons

all of the above

brains

a nerve

spinal cord

1 foot per second

100 miles per hour

1 meter per second

150 meters per second