nerve

the brain

wire

muscle

telegraph

hormonal

electrical impulses

proteins

1 month

100 years

1 year

10 years

1 meter per second

100 miles per hour

1 foot per second

150 meters per second

a nerve

brains

spinal cord

all of the above

they do not have a nucleus

they help carry oxygen to different parts of your body

they are very long compared to other cells in the body

they regenerate very quickly

glial cells

muscle cells

prison cells

stem cells

skin cells

muscle cells

stem cells

liver cells

Purkinje neurons

multipolar neurons

pyramidal neurons

bipolar neurons