Anatomy is the study of biological structures, while physiology is the study of the function of these structures. Anatomy involves the appearance, shape, and structure of an organism or its parts, and it is supported by physiology, which studies how the parts work, including mechanical and chemical function.
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Latin: Anatomy ana- up tomy- to cut The original latin meaning of 'anatomy' is basically the same as 'dissect', dissection being a way to observe structures in an organism. Physiology is a Greek word which translates roughly to 'the study of natural phenomena'.