Nervous System

proteins

electrical impulses

hormonal

telegraph

muscle

the brain

wire

nerve

10 years

1 month

1 year

100 years

prison cells

muscle cells

glial cells

stem cells

they do not have a nucleus

they help carry oxygen to different parts of your body

they regenerate very quickly

they are very long compared to other cells in the body

all of the above

a nerve

brains

spinal cord

muscle cells

skin cells

liver cells

stem cells

1 foot per second

1 meter per second

100 miles per hour

150 meters per second

pyramidal neurons

Purkinje neurons

multipolar neurons

bipolar neurons