What is meant by the "machine metaphor" in medicine?
Answers:
In the "machine metaphor" in medicine,the body is likened to a collection of working parts just like a machine and when breakdowns occur at specific points in the system repair may involve replacement or mending, etc.
Therefore the modern medical body is conceived of as a machine constructed of not only exchangeable but replaceable parts.
Go here and gorge yourself in knowledge on this subject :-
http://www.case.edu/med/bioethics/pastcv.
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