pyramidal neurons

Purkinje neurons

bipolar neurons

multipolar neurons

stem cells

glial cells

muscle cells

prison cells

they help carry oxygen to different parts of your body

they regenerate very quickly

they do not have a nucleus

they are very long compared to other cells in the body

100 miles per hour

1 foot per second

150 meters per second

1 meter per second

nerve

the brain

wire

muscle

1 year

10 years

100 years

1 month

telegraph

hormonal

electrical impulses

proteins

all of the above

brains

a nerve

spinal cord

stem cells

skin cells

liver cells

muscle cells