150 meters per second

1 meter per second

100 miles per hour

1 foot per second

Purkinje neurons

pyramidal neurons

multipolar neurons

bipolar neurons

electrical impulses

telegraph

proteins

hormonal

all of the above

a nerve

brains

spinal cord

glial cells

prison cells

stem cells

muscle cells

liver cells

stem cells

skin cells

muscle cells

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

they regenerate very quickly

10 years

100 years

1 year

1 month

nerve

muscle

the brain

wire