Nervous System

Purkinje neurons

multipolar neurons

pyramidal neurons

bipolar neurons

prison cells

muscle cells

glial cells

stem cells

all of the above

brains

a nerve

spinal cord

1 month

1 year

10 years

100 years

skin cells

stem cells

muscle cells

liver cells

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

they help carry oxygen to different parts of your body

telegraph

hormonal

proteins

electrical impulses

1 meter per second

1 foot per second

150 meters per second

100 miles per hour

wire

nerve

muscle

the brain