all of the above

brains

a nerve

spinal cord

150 meters per second

100 miles per hour

1 meter per second

1 foot per second

bipolar neurons

pyramidal neurons

Purkinje neurons

multipolar neurons

wire

nerve

the brain

muscle

telegraph

electrical impulses

hormonal

proteins

1 month

10 years

1 year

100 years

glial cells

prison cells

muscle cells

stem cells

muscle cells

skin cells

liver 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