- ~200 cell types in the human body
- prob millions cell types in all life
nerve cells
single neuron in the body that comes from spinal cord and wraps into many muscle fiber
can be 1m long
muscle cells
- each muscle fiber is a single cell
- they can have 1+ nuclei
- can be up to ~30cm long
- when a cell is ripped apart depending on the damage its parts are fused together again, or become 2 independent cells