Nervous System

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

they do not have a nucleus

spinal cord

a nerve

all of the above

brains

1 meter per second

100 miles per hour

150 meters per second

1 foot per second

1 month

10 years

1 year

100 years

pyramidal neurons

bipolar neurons

multipolar neurons

Purkinje neurons

skin cells

muscle cells

stem cells

liver cells

nerve

the brain

muscle

wire

prison cells

stem cells

muscle cells

glial cells

hormonal

proteins

electrical impulses

telegraph