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Vivisection (from Latin vivus, meaning alive, and sectio, meaning cutting) is surgery conducted for experimental purposes on a living organism, typically animals with a central nervous system, to view living internal structure.
Both live and deceased animals are used for commercial or scientific research or educational purposes in a range of capacities. usually, this is for medical, veterinary and environmental research. 'Vivisection' refers specifically to the cutting of, or operation on, a living animal..ontroversies. Laboratory animals are used for many different purposes in research and testing, raising a variety of ethical, welfare and scientific issues. Some people feel that painful or stressful experimentation on living animals for any purpose is morally abhorrent.