Nervous System

wire

nerve

muscle

the brain

all of the above

brains

a nerve

spinal cord

1 year

10 years

100 years

1 month

muscle cells

prison cells

stem cells

glial cells

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

bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

liver cells

stem cells

muscle cells

skin cells

1 foot per second

150 meters per second

100 miles per hour

1 meter per second

hormonal

telegraph

electrical impulses

proteins