100 years

1 year

10 years

1 month

bipolar neurons

Purkinje neurons

multipolar neurons

pyramidal neurons

they regenerate very quickly

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

electrical impulses

hormonal

telegraph

proteins

all of the above

spinal cord

a nerve

brains

skin cells

muscle cells

stem cells

liver cells

150 meters per second

100 miles per hour

1 foot per second

1 meter per second

muscle cells

stem cells

glial cells

prison cells

muscle

wire

the brain

nerve