spinal cord

all of the above

a nerve

brains

1 foot per second

150 meters per second

100 miles per hour

1 meter per second

glial cells

muscle cells

prison cells

stem cells

muscle cells

stem cells

liver cells

skin cells

multipolar neurons

Purkinje neurons

pyramidal neurons

bipolar neurons

10 years

1 month

100 years

1 year

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

telegraph

hormonal

electrical impulses

proteins

nerve

the brain

wire

muscle