1 month

100 years

1 year

10 years

1 foot per second

1 meter per second

150 meters per second

100 miles per hour

pyramidal neurons

Purkinje neurons

bipolar neurons

multipolar neurons

telegraph

proteins

electrical impulses

hormonal

muscle cells

stem cells

liver cells

skin cells

prison cells

glial cells

stem cells

muscle cells

the brain

wire

nerve

muscle

all of the above

brains

a nerve

spinal cord

they are very long compared to other cells in the body

they regenerate very quickly

they do not have a nucleus

they help carry oxygen to different parts of your body