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Created page with "== Introduction == Physiology is the scientific study of the functions and mechanisms which work within a living system. As a sub-discipline of biology, the focus of physiology is on how organisms, organ systems, individual organs, cells, and biomolecules carry out the chemical and physical functions in a living system. == History of Physiology == The study of physiology traces its roots back to the ancient Indian and Greek civilizations. The earliest stud..."