spinal cord

brains

a nerve

all of the above

wire

muscle

nerve

the brain

1 meter per second

150 meters per second

1 foot per second

100 miles per hour

pyramidal neurons

bipolar neurons

Purkinje neurons

multipolar neurons

prison cells

stem cells

glial cells

muscle cells

electrical impulses

telegraph

proteins

hormonal

they regenerate very quickly

they help carry oxygen to different parts of your body

they do not have a nucleus

they are very long compared to other cells in the body

liver cells

stem cells

skin cells

muscle cells

1 year

100 years

10 years

1 month