By Lois N. Magner

ISBN-10: 0824708245

ISBN-13: 9780824708245

ISBN-10: 0824743601

ISBN-13: 9780824743604

I skimmed this e-book for historical past details, and used to be inspired that Magner's didn't interpret and choose historical historical past on a contemporary technology foundation, yet quite awarded and evaluated each one scientist as he handled the data he had, answering the questions provided to him by way of the tradition during which he lived. Magner additionally did rather well explaining medical principles to me -- a a little scientifically knowledgeable, yet non-science significant.

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Extra resources for A History of the Life Sciences, Revised and Expanded

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Dissection is not invariably an instrument of understanding because function is not obvious in structure. For example, Aristotle believed that the function of the brain was to secrete mucus and cool the blood by balancing the heat of the heart, which served as the seat of the soul and the intellect. When the heat of the heart overpowers the cooling power of the brain, the blood is hot and man becomes passionate and excitable; when the brain predominates, the cooling of the blood results in sleep.

During this time, Aristotle established himself as an independent philosopher and author, even expressing reservations about some aspects of his men- Origins of the Life Sciences 31 Aristotle 32 Chapter 1 tor's doctrines. Perhaps in response to such criticism, Plato appointed his nephew as his successor at the Academy instead of Aristotle. Embittered and disappointed, Aristotle abandoned the Academy, Athens, and mathematics. Biological researches, carried out mainly on the island of Lesbos, were his main interest during this period of his life.

How could philosophy and science explain the generation of like by like, that is, the production of an animal by an animal, or a plant by a plant? Aristotle's Generation of Animals applies his concepts of actuality and potentiality, matter and form, to one of the great problems of biology and philosophy: understanding how a new life begins and develops. According to Aristotle, the embryo is not a preformed entity that expands during development, but a potentiality that is imposed on matter and expressed over time.

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A History of the Life Sciences, Revised and Expanded by Lois N. Magner


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